angelman syndrome

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</B></U></A></div> <div> <A HREF="id40.htm" TARGET="_top" TITLE="infectious in a new born"><U><B>infectious in a new born</B></U></A></div> <div> <A HREF="id41.htm" TARGET="_top" TITLE="jaundice"><U><B>jaundice</B></U></A></div> <div> <A HREF="id42.htm" TARGET="_top" TITLE="INFANT OF DIABETIC MOTHER (IDM) "><U><B>INFANT OF DIABETIC MOTHER (IDM) </B></U></A></div> <div> <A HREF="id43.htm" TARGET="_top" TITLE="FETAL GROWTH "><U><B>FETAL GROWTH </B></U></A></div> <div> <A HREF="id44.htm" TARGET="_top" TITLE="Moebius Syndrome"><U><B>Moebius Syndrome</B></U></A></div> <div> <A HREF="id45.htm" TARGET="_top" TITLE="SHORT STATURE"><U><B>SHORT STATURE</B></U></A></div> <div> <A HREF="id46.htm" TARGET="_top" TITLE="MICROCEPHALIA"><U><B>MICROCEPHALIA</B></U></A></div> <div> <A HREF="id47.htm" TARGET="_top" TITLE="PIERRE ROBIN SYNDROME "><U><B>PIERRE ROBIN SYNDROME </B></U></A></div> <div> <A HREF="id19.htm" TARGET="_top" TITLE="Prenatal Diagnosis"><U><B>Prenatal Diagnosis</B></U></A></div> <div> <A HREF="id28.htm" TARGET="_top" TITLE="Febrile Seizures "><U><B>Febrile Seizures </B></U></A></div> <div> <A HREF="id20.htm" TARGET="_top" TITLE="dvlp bis"><U><B>dvlp bis</B></U></A></div> <div> <A HREF="id21.htm" TARGET="_top" TITLE="DEVELOPMENTAL NEUROLOGIC DISEASES"><U><B>DEVELOPMENTAL NEUROLOGIC DISEASES</B></U></A></div> <div> <A HREF="id22.htm" TARGET="_top" TITLE="GENETIC DISEASES "><U><B>GENETIC DISEASES </B></U></A></div> <div> <B>angelman syndrome</B></div> <div> <A HREF="id23.htm" TARGET="_top" TITLE="TAYSACHS DISEASE"><U><B>TAY-SACHS DISEASE</B></U></A></div> <div> <A HREF="id24.htm" TARGET="_top" TITLE="krabbes disease"><U><B>krabbe's disease</B></U></A></div> <div> <A HREF="id25.htm" TARGET="_top" TITLE="Refsums Disease"><U><B>Refsum's Disease</B></U></A></div> <div> <A HREF="id29.htm" TARGET="_top" TITLE="meningitis"><U><B>meningitis</B></U></A></div> <div> <A HREF="id17.htm" TARGET="_top" TITLE="Contact Me"><U><B>Contact Me</B></U></A></div> </td> <td valign="top" height=355 BGCOLOR="#FFFFFF" TEXT="#080000"> <div> angelman syndrome</div> <div> Happy Puppet Syndrome</div> <bR> <bR> <div> <IMG SRC="06c8f300.jpg" border=0 width="399" height="304" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"><IMG SRC="06d90e60.jpg" border=0 width="400" height="486" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"><U>Nelly Adamson</U></div> <bR> <DIV ALIGN="LEFT"></DIV> <div> <IMG SRC="06f90df0.jpg" border=0 width="400" height="479" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"><U>Anthony Scozzari, 12-05-80</U></div> <bR> <bR> <bR> <div> <IMG SRC="07096a00.jpg" border=0 width="150" height="160" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"><IMG SRC="07196a00.jpg" border=0 width="150" height="160" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"><IMG SRC="072eea00.jpg" border=0 width="494" height="672" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"><IMG SRC="07301d60.jpg" border=0 width="513" height="470" ALIGN="BOTTOM" HSPACE="0" VSPACE="0"></div> <bR> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Angelman syndrome is a neurological disorder characterized by </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">severe congenital mental retardation,</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> unusual facial appearance,</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> and muscular abnormalities. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Symptoms of Angelman syndrome include [see below]</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">unstable jerky gait, </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">hand flapping, </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">unusually happy demeanor, </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">developmental delay,</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> lack of or diminished speech, </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">and microcephaly (small head).</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> Epilepsy may develop in the early years of life,</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> however it may decrease with age. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Patients may also have balance problems. </div> <bR> <div> <TABLE BORDER="2" CELLPADDING="2" CELLSPACING="1" WIDTH="1053" BORDERCOLORLIGHT="#C0C0C0" BORDERCOLORDARK="#808080" FRAME="BOX" RULES="ALL" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" > <tR> <tD VALIGN=TOP HEIGHT= 665 WIDTH="1041"><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">A chromosomal disorder resulting in a syndrome characterized by <FONT SIZE="3" COLOR="#800000" FACE="Arial" ><U>:</U></FONT> </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000008000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">*** <U>dysmorphic facial features</U><FONT SIZE="3" COLOR="#000000" FACE="Arial" > </FONT></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">with neurological and behavioural manifestations. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">age of onset: </div> <div> <U><IMG BORDER="0" SRC="Symb075c00b700f000008000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">first year of life (gross motor delay & microbrachycephaly</U><FONT SIZE="3" COLOR="#000000" FACE="Arial" >) </FONT></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">risk factors: </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">maternally-derived de novo deletion of chromosome <FONT SIZE="3" COLOR="#0000FF" FACE="Arial" ><B><U>15q11-13</U></B></FONT> </div> <div> <B><U><IMG BORDER="0" SRC="Symb075c00b700f0ff000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">M= F</U></B><FONT SIZE="3" COLOR="#000000" FACE="Arial" > </FONT></div> <bR> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">interstitial deletion (maternally-derived de novo deletion of chromosome 15q11-13)- 75-80% </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">no cytogenetic anomaly found (10-15%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">rearrangement of maternal chromosome 15 (5%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">uniparental disomy (both chromosome 15's from father) - 3% </div> <div> <B>Maternal But Not Paternal Transmission of 15q11-13-Linked Nondeletion Angelman Syndrome Leads to Phenotypic Expression</B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Developmental delay, functionally severe </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Speech impairment, none or minimal use of words; receptive and non-verbal communication skills higher than verbal ones </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Movement or balance disorder, usually ataxia of gait and/or tremulous movement of limbs </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Behavioral uniqueness: any combination of frequent laughter/smiling; apparent happy demeanor; easily excitable personality, often with hand flapping movements; hypermotoric behavior; short attention span </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Delayed, disproportionate growth in head circumference, usually resulting in Microcephaly (absolute or relative) by age 2 </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Seizures, onset usually < 3 years of age </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Abnormal EEC, characteristic pattern with large amplitude slow-spike waves </div> <div> <B>Associated (20 - 80%)</B></div> <div> <TABLE BORDER="0" CELLPADDING="1" CELLSPACING="1" WIDTH="627" BORDERCOLORLIGHT="#C0C0C0" BORDERCOLORDARK="#808080" FRAME="VOID" RULES="NONE" ALIGN="BOTTOM" HSPACE="0" VSPACE="0" > <tR> <tD VALIGN=CENTER HEIGHT= 19 WIDTH="337"><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Strabismus </div> </tD> <tD VALIGN=CENTER><NOBR><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Hypopigmented skin and eyes </div> </NOBR></tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 38 WIDTH="337"><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Tongue thrusting; suck/swallowing disorders </div> </tD> <tD VALIGN=CENTER><NOBR><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Hyperactive tendon reflexes </div> </NOBR></tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 38 ><NOBR><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Feeding problems during infancy </div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="283"><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Uplifted, flexed arms during walking </div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 19 WIDTH="337"><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Prominent mandible </div> </tD> <tD VALIGN=CENTER><NOBR><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Increased sensitivity to heat </div> </NOBR></tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 19 ><NOBR><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Wide mouth, wide-spaced teeth </div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="283"><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Sleep disturbance </div> </tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 19 ><NOBR><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Frequent drooling, protruding tongue </div> </NOBR></tD> <tD VALIGN=CENTER><NOBR><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Attraction to/fascination with water </div> </NOBR></tD> </tR> <tR> <tD VALIGN=CENTER HEIGHT= 19 ><NOBR><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Excessive chewing/mouthing behaviors </div> </NOBR></tD> <tD VALIGN=CENTER WIDTH="283"><div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Flat back of head </div> </tD> </tR> </TABLE></div> <bR> <bR> </tD> </tR> </TABLE></div> <div> <B><U>CLINICAL FEATURES:</U></B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">mental retardation </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* speech impairment - little or no speech and limited communication skills </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* movement or balance disorder - children with Angelman Syndrome usually </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">have an unsteady, stiff gait with legs wide and arms uplifted. Balance </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">improves in some individuals with age. Hand tremulousness is also common </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* happy, smiling disposition children will laugh easily </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* epilepsy </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* hyperactivity </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* flattened back of the head </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* drooling and excessive chewing </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* hypopigmented skin - light hair and eye colour </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* small widely spaced teeth </B></div> <bR> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">* wide mouth, protruding tongue with prominent jaw. </B></div> <bR> <bR> <div> <B>1. Neurological Manifestations</B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">gross motor developmental delay (100%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">severe mental retardation (100%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">ataxia +/- wide-based stiff gait (100%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">absent speech (98%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">truncal hypotonia (90%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">limb hypertonia +/- flexion contractures (85%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">hyperreflexia (85%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">seizures (begin in infancy to 2nd year of life and tend to occur in clusters) - 80% </div> <bR> <div> <B>TYPES OF EPILEPTIC SEIZURES</B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">There are many types of<B> </B>seizures, and <FONT SIZE="3" COLOR="#800000" FACE="Arial" >Angelman</FONT> kids usually have more than one type. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Most seizures are brief, lasting seconds to minutes.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> We use the term <B>status epilepticus</B> to describe seizures lasting longer than 30 to 60 minutes, or shorter seizures occurring frequently, with incomplete recovery of consciousness between the spells.</div> <bR> <bR> <div> <B>ABSENCE SEIZURES</B> </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">consist of loss of awareness without convulsive jerking. </div> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Absence status epilepticus</B> occurs in <FONT SIZE="3" COLOR="#800000" FACE="Arial" >Angelman</FONT> kids who may be in and out of seizures for hours to months.</div> <bR> <bR> <bR> <div> <B>MYOCLONUS</B> </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">consists of a single jerk of a muscle or group of muscles.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> If there are multiple jerks, they are often random and arrhythmic. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">The jerks may be subtle, or involve massive contraction of all the muscles of the body. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">They may be followed briefly by stiffness and momentary confusion. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">These stronger spells are myoclonic seizures. Some children have such frequent seizures that they are in <B>myoclonic status epilepticus</B>.</div> <bR> <div>  <B>DROP ATTACKS</B> </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">(also called <B>astatic, atonic</B> and <B>akinetic</B> seizures) are similar to myoclonic seizures.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> In these spells, the children may have a slight droop of the head, or fall to the floor or against the table with no ability to protect themselves. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">These kids often need to wear a helmet to protect the face and head.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> <B>Ataxia</B> comprises the unsteadiness and inaccurate movements of <FONT SIZE="3" COLOR="#800000" FACE="Arial" >Angelman</FONT> kids, and is not epileptic. Similarly, the unprovoked <B>laughter</B> in some <FONT SIZE="3" COLOR="#800000" FACE="Arial" >Angelman</FONT> kids is not epileptic.</div> <bR> <bR> <div> <B>TONIC-CLONIC CONVULSIONS</B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> consist of stiffening (tonic phase), usually with extension of the body and limbs. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Rhythmic jerking (clonic phase) consists of a rapid muscle contraction followed by a longer period of relaxation giving a "check mark" shape to the movements. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">After the spell, the child is often floppy and sleepy, but may be confused and combative.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> A spell of stiffening without jerking is called a <B>tonic convulsion</B>. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Prolonged <B>convulsive status epilepticus</B> can cause brain damage, or death, and is a medical emergency.</div> <bR> <bR> <div> <B>PARTIAL SEIZURES</B> </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">may involve turning of the head and eyes to one side.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> Sometimes the whole body turns, or the person may walk in a circle.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> If there is a loss of consciousness, the spell is called a <B>complex partial </B>seizure.</div> <bR> <bR> <div> <B>REFLEX INDUCED SEIZURES </B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">are very unusual, but do occur in some <FONT SIZE="3" COLOR="#800000" FACE="Arial" >Angelman</FONT> kids.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> The seizures may be of any type. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">A sudden, unexpected noise, such as the phone ringing, may bring on the spell. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Eating induced seizures may occur even with the thought of food.</div> <bR> <div> <B>SPELLS WHICH ARE NOT EPILEPTIC SEIZURES</B></div> <bR> <div> <B>STARING SPELLS</B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> may be confused with seizures. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">The child may be unresponsive to calling his or her name, but usually comes around when touched or gently shaken.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> The spells usually do not occur when the child is actively interested in something.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> The important difference is that there is no change in consciousness if the child is just not paying attention.</div> <bR> <bR> <div> <B>CHOREA</B> </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">is a movement disorder with jerks of a muscle or a group of muscles occurring randomly. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Occasionally, chorea can be so severe as to resemble a convulsion. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Acute <B>DYSTONIC</B> reactions also may resemble seizures. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">These sometimes occur with drugs such as Compazine or Phenergan.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> <FONT SIZE="3" COLOR="#800000" FACE="Arial" >Angelman</FONT> kids have lots of tremors and jerky movements normally, and they may be hard to distinguish from seizures.</div> <bR> <div> <B>ANGRY OUTBURSTS</B>, </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">or temper tantrums, are common in all kids, and in <FONT SIZE="3" COLOR="#800000" FACE="Arial" >Angelman</FONT> children. </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Sometimes children seem to lose control for no reason.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> However, careful history usually reveals some precipitating event.</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0"> Afterward the child is drained and often sleeps.</div> <bR> <bR> <bR> <bR> <div> <B>2. Facial Dysmorphisms*</B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">pointed chin +/- prognathism (95%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">brachycephaly with flattened occiput (90%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">blue eyes (88%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">macrostomia (large mouth) - 75% </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">tongue protrusion (70%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">blond hair (65%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">widely-spaced teeth (60%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">strabismus (40%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">occipital groove (35%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">bowed primary dentation (35%) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Others: head circumference <25th%, thin upper lip, mid- facial hypoplasia, deep set eyes, decreased pigment of choroid and iris </div> <div> * absent at birth but become evident by 5 years of age</div> <bR> <bR> <div> <B>3. Behavioural Manifestations</B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">jerky movements (<B>develop by 1 year of age</B>) </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">tongue thrusting and mouthing </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">hand flapping </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">hyperactivity & hypermotor behaviours </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">sleep disturbances </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">miserable babies </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">paroxysms of laughter (develop at 3-4 years of age) </div> <bR> <bR> <div> <B>4. Musculoskeletal Manifestations</B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">scoliosis (10%) - onset by 5 years of age and progressive </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">arms flexed at the elbows and upheld </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">small hands and feet </div> <bR> <bR> <div> <B>5. Other Manifestations</B></div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">skin hypopigmentation </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">feeding problems (75%) </div> <bR> <bR> <bR> <bR> <div> <B><U>INVESTIGATIONS:</U></B></div> <bR> <div> 1. Imaging Studies</div> <div> 1. CT/MRI</div> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">mild cortical atrophy </B></div> <div> <B><IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">mild generalized ventricular enlargement </B></div> <bR> <div> 2. EEG</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">large amplitude slow wave activity (4-6 cycles/sec) which persists and is unrelated to drowsiness </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">very large amplitude slow wave activity (2-3 cycles/sec) occurring in runs and more prominent anteriorly - spikes or sharp waves mixed with large amplitude 3-4 cycles /sec components seen posteriorly and usually on passive eye closure </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">findings less evident with age </div> <bR> <bR> <div> <B><U>MANAGEMENT:</U></B></div> <div> 1. Supportive</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">no treatment for underlying disease </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">multidisciplinary approach </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">Paediatrics, Neurology, Orthopedics </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">physiotherapy and adaptive devices </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">non-speaking methods of communication </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">surgery for flexion contractures </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">genetic counselling </div> <div> 2. Prognosis</div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">most reach adulthood </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">basic self-care skills are needed throughout adulthood </div> <div> <IMG BORDER="0" SRC="Symb075c00b700f000000000.gif" HEIGHT="16" WIDTH="24" ALIGN="bottom" HSPACE="0" VSPACE="0">severity of seizures tends to decrease with age </div> <bR> </td> </tr></table></body>