2023
PLCG2-associated immune dysregulation (PLAID) comprises broad and distinct clinical presentations related to functional classes of genetic variants
Baysac K, Sun G, Nakano H, Schmitz E, Cruz A, Fisher C, Bailey A, Group P, Abbott J, Becerra J, Allenspach E, Assing K, Atkinson T, Bargir U, Baxter S, Bergerson J, Bista R, Blanche S, Buckley L, Butte M, Carcamo B, Chandrakala S, Chen K, Chervinskiy S, Chinn I, Chong H, Coffey K, Copland A, Cowen E, Cros G, De Bruycker J, de la Morena M, Ehlayel M, Satter L, Gelfand E, Gilliaux O, Glover S, Gorman M, Griffin T, Grimbacher B, Gru A, Haddad E, Hadjadj J, Hajjar J, Hauck F, Hautala T, Holland S, Hsieh E, Hsu F, Jacquemin E, Jindal A, Kahn S, Keller M, Kobayashi R, Krupski C, Larkin A, Lawrence M, Madkaikar M, Malphettes M, Martelius, Mehta M, Metcalfe D, Meyts I, Nannapaneni N, Vinyals J, Olivier K, Ombrello A, Orange J, Rabinovitch N, Rauscher C, Redfern A, Reynolds P, Rieux-Laucat F, Secord E, Seeborg F, Seppänen M, Sereti I, Shin D, Shin J, Snapper S, Suri D, Tangcheewinsirikul S, Thatayatikom A, Torgerson T, Touzot F, Uzel G, Varjosalo M, Vasconcelos D, von Bernuth H, Walsh T, Walter J, Ward B, Wittkowski H, Wysocki C, Mace E, Milner J, Ombrello M. PLCG2-associated immune dysregulation (PLAID) comprises broad and distinct clinical presentations related to functional classes of genetic variants. Journal Of Allergy And Clinical Immunology 2023, 153: 230-242. PMID: 37769878, PMCID: PMC11337301, DOI: 10.1016/j.jaci.2023.08.036.Peer-Reviewed Original ResearchConceptsImmune dysregulationPhospholipase C gamma 2Gain of functionB cellsNatural killer cell dysfunctionCalcium fluxLoF variantsNatural killer cellsHumoral immune deficiencyDistinct clinical presentationsPrimary patient cellsExtracellular signal-regulated kinase (ERK) phosphorylationB cell activationSignal-regulated kinase phosphorylationPLCG2 mutationsAntibody deficiencyKiller cellsClinical presentationImmune deficiencyCell dysfunctionClinical dataStandardized questionnaireFunctional alterationsSporadic casesPathogenic variants
2020
Clinical presentation of hereditary angioedema.
Azmy V, Brooks JP, Hsu FI. Clinical presentation of hereditary angioedema. Allergy & Asthma Proceedings 2020, 41: s18-s21. PMID: 33109320, DOI: 10.2500/aap.2020.41.200065.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsHereditary angioedemaHAE attacksSevere abdominal painHalf of patientsAutosomal dominant diseaseC1 inhibitor proteinLaryngeal angioedemaOropharyngeal swellingAbdominal attacksAbdominal painErythema marginatumSignificant hypotensionLaryngeal edemaPrompt diagnosisClinical presentationMinor traumaSignificant morbiditySubmucosal edemaBowel soundsPhysical examinationRecurrent episodesGenitourinary tractFrequent precipitantUnpredictable severityVariable presentation