2020
Subacute Neuropsychiatric Syndrome in Girls With SHANK3 Mutations Responds to Immunomodulation
Bey AL, Gorman MP, Gallentine W, Kohlenberg TM, Frankovich J, Jiang YH, Van Haren K. Subacute Neuropsychiatric Syndrome in Girls With SHANK3 Mutations Responds to Immunomodulation. Pediatrics 2020, 145: e20191490. PMID: 32015180, PMCID: PMC7802010, DOI: 10.1542/peds.2019-1490.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAggressionAntipsychotic AgentsAnxietyAutism Spectrum DisorderCatatoniaChildCompulsive BehaviorCryingDevelopmental DisabilitiesFemaleFrameshift MutationHallucinationsHumansImmunoglobulins, IntravenousImmunosuppressive AgentsImmunotherapyIrritable MoodMethylprednisoloneMutismNerve Tissue ProteinsNeuroprotective AgentsObsessive-Compulsive DisorderRecurrenceSelf CareSleep Initiation and Maintenance DisordersStereotyped BehaviorSyndromeUrinary IncontinenceUrinary RetentionConceptsClinical observationsChronic relapsing coursePeriod of treatmentYears of ageImmunomodulatory treatmentUrinary retentionRelapsing courseNeurologic regressionCase seriesAntipsychotic medicationNeuropsychiatric syndromeMood disordersImmune functionObsessive-compulsive behaviorRare monogenic disordersNeurobehavioral syndromeTranslational investigationsPremorbid levelSHANK3 mutationsPatientsHormonal stimuliMonogenic disordersResponsive phenotypeDevelopmental disabilitiesSyndrome
2017
Does age affect response to quinidine in patients with KCNT1 mutations? Report of three new cases and review of the literature
Abdelnour E, Gallentine W, McDonald M, Sachdev M, Jiang YH, Mikati MA. Does age affect response to quinidine in patients with KCNT1 mutations? Report of three new cases and review of the literature. Seizure 2017, 55: 1-3. PMID: 29291456, DOI: 10.1016/j.seizure.2017.11.017.Peer-Reviewed Original ResearchConceptsKCNT1 mutationsEpilepsy of infancyRetrospective chart reviewPotassium channel blockerYears of agePotential therapeutic agentFunction mutationsMigrating Focal SeizuresKCNT1 gainKCNT1 geneQuinidine initiationChart reviewRefractory seizuresSeizure frequencyQuinidine therapySeizure responseSeizure typesFocal seizuresEpilepsy syndromesVideo-EEGChannel blockersNew casesTherapeutic agentsPatientsAdditional childrenNovel clinical manifestations in patients with KCNA2 mutations
Sachdev M, Gaínza-Lein M, Tchapyjnikov D, Jiang YH, Loddenkemper T, Mikati MA. Novel clinical manifestations in patients with KCNA2 mutations. Seizure 2017, 51: 74-76. PMID: 28806589, DOI: 10.1016/j.seizure.2017.07.018.Peer-Reviewed Original ResearchConceptsGeneralized tonic-clonic seizuresTonic-clonic seizuresElectrical status epilepticusNovel clinical manifestationYear old maleStatus epilepticusKCNA2 mutationsClonic seizuresClinical manifestationsMyoclonic-astatic seizuresStatus epilepticus episodesYear old femaleYears of ageAstatic seizuresSeizure typesEpileptic manifestationsFocal seizuresPatient 1Patient 2Patient 3Clinical criteriaSevere manifestationsEpileptic encephalopathyBlood samplesPatients
2014
A CACNA1C Variant Associated with Reduced Voltage-Dependent Inactivation, Increased CaV1.2 Channel Window Current, and Arrhythmogenesis
Hennessey JA, Boczek NJ, Jiang YH, Miller JD, Patrick W, Pfeiffer R, Sutphin BS, Tester DJ, Barajas-Martinez H, Ackerman MJ, Antzelevitch C, Kanter R, Pitt GS. A CACNA1C Variant Associated with Reduced Voltage-Dependent Inactivation, Increased CaV1.2 Channel Window Current, and Arrhythmogenesis. PLOS ONE 2014, 9: e106982. PMID: 25184293, PMCID: PMC4153713, DOI: 10.1371/journal.pone.0106982.Peer-Reviewed Original ResearchConceptsSudden unexplained infant deathVoltage-dependent inactivationLong QT syndromeWindow currentTimothy syndromeCav1.2 L-type Ca2Multiple dental cariesLower extremity weaknessGain of functionCertain clinical settingsEpisodes of rhabdomyolysisUnexplained infant deathL-type Ca2Channel window currentAge 5 yearsYears of ageAppreciation of mechanismsMonths of ageCandidate gene sequencingCardiac ion channelsRecurrent VTExtremity weaknessSpastic diplegiaExtracardiac featuresDental caries
2009
Molecular characterization of co‐occurring Duchenne muscular dystrophy and X‐linked oculo‐facio‐cardio‐dental syndrome in a girl
Jiang Y, Fang P, Adesina AM, Furman P, Johnston JJ, Biesecker LG, Brown CW. Molecular characterization of co‐occurring Duchenne muscular dystrophy and X‐linked oculo‐facio‐cardio‐dental syndrome in a girl. American Journal Of Medical Genetics Part A 2009, 149A: 1249-1252. PMID: 19449433, PMCID: PMC2819399, DOI: 10.1002/ajmg.a.32863.Peer-Reviewed Original ResearchConceptsCardio-dental syndromeDuchenne muscular dystrophyMuscular dystrophyElevated serum creatine phosphokinaseDigital anomaliesAtrial septal defectSerum creatine phosphokinaseYears of ageStudy of lymphocytesCongenital heart defectsMultiple congenital anomaliesMutation analysisNovo frameshift mutationCanine radiculomegalyWestern blot analysisClinical featuresMuscle weaknessSeptal defectCongenital anomaliesSkewed X-inactivationCalf musclesCreatine phosphokinaseMuscular hypotoniaHeart defectsSevere end