Glanzmann thrombasthenia in children from Argentina

Purpose: Glanzmann thrombasthenia is a well-defined inherited disorder of platelet function characterized by a decrease or absence of functional platelet glycoprotein (GP) GPIIbIIIa. The diagnosis must be considered in patients presenting with mucocutaneous bleeding, purpura, a normal platelet count...

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Autores principales: Sassetti, Beatriz, Kordich, Lucía Clelia
Publicado: 1996
Materias:
GT
Acceso en línea:https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_10774114_v18_n1_p23_Sassetti
http://hdl.handle.net/20.500.12110/paper_10774114_v18_n1_p23_Sassetti
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spelling paper:paper_10774114_v18_n1_p23_Sassetti2023-06-08T16:05:28Z Glanzmann thrombasthenia in children from Argentina Sassetti, Beatriz Kordich, Lucía Clelia Bleeding disorder GPIIbIIIa GT Pediatrics fibrinogen receptor adolescent argentina article autosomal recessive disorder bleeding bleeding time child clinical article disease classification female glanzmann disease human male priority journal purpura thrombocyte aggregation Adolescent Argentina Blotting, Southern Child Child, Preschool Female Humans Immunoenzyme Techniques Infant Male Megakaryocytes Platelet Glycoprotein GPIIb-IIIa Complex Thrombasthenia Purpose: Glanzmann thrombasthenia is a well-defined inherited disorder of platelet function characterized by a decrease or absence of functional platelet glycoprotein (GP) GPIIbIIIa. The diagnosis must be considered in patients presenting with mucocutaneous bleeding, purpura, a normal platelet count, abnormal platelet aggregation, and a prolonged bleeding time. In most of the patients, the presence of small amounts of either GPIIb or GPIIIa was detected in their platelets. These observations could provide a basis for determining the clinical and laboratory heterogeneity of the disease. Patients and Methods: We studied 10 patients of seven unrelated families with the usual methods and an immunoalkaline phosphatase technique (APAAP) to analyze the biosynthesis of GP in megakaryocytes. Results: The results allowed us to classify six patients as GT type I, three as type II, and one as a variant. Conclusion: The nature and severity of the bleeding manifestations, in our patients, were not predictible by the laboratory findings. These confirm the clinical and laboratory heterogeneity of the disease. Fil:Sassetti, B. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. Fil:Kordich, L. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales; Argentina. 1996 https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_10774114_v18_n1_p23_Sassetti http://hdl.handle.net/20.500.12110/paper_10774114_v18_n1_p23_Sassetti
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
topic Bleeding disorder
GPIIbIIIa
GT
Pediatrics
fibrinogen receptor
adolescent
argentina
article
autosomal recessive disorder
bleeding
bleeding time
child
clinical article
disease classification
female
glanzmann disease
human
male
priority journal
purpura
thrombocyte aggregation
Adolescent
Argentina
Blotting, Southern
Child
Child, Preschool
Female
Humans
Immunoenzyme Techniques
Infant
Male
Megakaryocytes
Platelet Glycoprotein GPIIb-IIIa Complex
Thrombasthenia
spellingShingle Bleeding disorder
GPIIbIIIa
GT
Pediatrics
fibrinogen receptor
adolescent
argentina
article
autosomal recessive disorder
bleeding
bleeding time
child
clinical article
disease classification
female
glanzmann disease
human
male
priority journal
purpura
thrombocyte aggregation
Adolescent
Argentina
Blotting, Southern
Child
Child, Preschool
Female
Humans
Immunoenzyme Techniques
Infant
Male
Megakaryocytes
Platelet Glycoprotein GPIIb-IIIa Complex
Thrombasthenia
Sassetti, Beatriz
Kordich, Lucía Clelia
Glanzmann thrombasthenia in children from Argentina
topic_facet Bleeding disorder
GPIIbIIIa
GT
Pediatrics
fibrinogen receptor
adolescent
argentina
article
autosomal recessive disorder
bleeding
bleeding time
child
clinical article
disease classification
female
glanzmann disease
human
male
priority journal
purpura
thrombocyte aggregation
Adolescent
Argentina
Blotting, Southern
Child
Child, Preschool
Female
Humans
Immunoenzyme Techniques
Infant
Male
Megakaryocytes
Platelet Glycoprotein GPIIb-IIIa Complex
Thrombasthenia
description Purpose: Glanzmann thrombasthenia is a well-defined inherited disorder of platelet function characterized by a decrease or absence of functional platelet glycoprotein (GP) GPIIbIIIa. The diagnosis must be considered in patients presenting with mucocutaneous bleeding, purpura, a normal platelet count, abnormal platelet aggregation, and a prolonged bleeding time. In most of the patients, the presence of small amounts of either GPIIb or GPIIIa was detected in their platelets. These observations could provide a basis for determining the clinical and laboratory heterogeneity of the disease. Patients and Methods: We studied 10 patients of seven unrelated families with the usual methods and an immunoalkaline phosphatase technique (APAAP) to analyze the biosynthesis of GP in megakaryocytes. Results: The results allowed us to classify six patients as GT type I, three as type II, and one as a variant. Conclusion: The nature and severity of the bleeding manifestations, in our patients, were not predictible by the laboratory findings. These confirm the clinical and laboratory heterogeneity of the disease.
author Sassetti, Beatriz
Kordich, Lucía Clelia
author_facet Sassetti, Beatriz
Kordich, Lucía Clelia
author_sort Sassetti, Beatriz
title Glanzmann thrombasthenia in children from Argentina
title_short Glanzmann thrombasthenia in children from Argentina
title_full Glanzmann thrombasthenia in children from Argentina
title_fullStr Glanzmann thrombasthenia in children from Argentina
title_full_unstemmed Glanzmann thrombasthenia in children from Argentina
title_sort glanzmann thrombasthenia in children from argentina
publishDate 1996
url https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_10774114_v18_n1_p23_Sassetti
http://hdl.handle.net/20.500.12110/paper_10774114_v18_n1_p23_Sassetti
work_keys_str_mv AT sassettibeatriz glanzmannthrombastheniainchildrenfromargentina
AT kordichluciaclelia glanzmannthrombastheniainchildrenfromargentina
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