Inherited Bleeding Disorders in Pregnancy: Platelet Defects

Author(s):  
Andrew D. Mumford ◽  
Amanda Clark
2003 ◽  
Vol 13 (1) ◽  
pp. 1-6 ◽  
Author(s):  
Jane Strong

Author(s):  
Sapna Ladani ◽  
Beverley J. Hunt ◽  
Sue Pavord

This chapter aims to cover aspects of haematology of pregnancy, delivery, and postpartum that are not addressed in other chapters. Obstetric haematology is a vast and complex area, the importance of which has promoted the development of this as a unique subspecialty. Thrombosis and bleeding, anaemia, haemoglobinopathies, and microangiopathies still account for significant morbidity and mortality in pregnancy, despite improvements in recognition, prevention, and management. Anaemia, due to iron deficiency, is highly prevalent in the pregnant population, but with early recognition and treatment, morbidity and need for unnecessary blood transfusion can be avoided. The management of women with thrombocytopenias and inherited bleeding disorders can be complex because of the haemostatic challenges of pregnancy. Pregnancies in women with haematological disorders need to be carefully managed to reduce mortality and morbidity in the mother and fetus. This chapter addresses the management of anaemia, haemoglobinopathies (mainly sickle cell disease), thrombocytopenia, microangiopathies, and the inherited bleeding disorders.


1981 ◽  
Vol 46 (02) ◽  
pp. 521-524 ◽  
Author(s):  
R Rosenstein ◽  
L R Zacharski ◽  
R D Allen

SummaryA series of typical morphological stages, representing progression of transformation, may be defined following adhesion of platelets to a siliconized glass surface. Platelets are visualized by new light microscopic techniques that allow quantitative categorization of transformation of large platelet populations by morphological stage, and thus the detection and elucidation of platelet defects which influence transformation. Living platelets from each of five subjects with bleeding disorders, due to platelet defects, exhibited a pattern of morphologic transformation which differed from normal. In addition, the pattern observed with the platelets from a subject with Glanzmann’s thrombasthenia was sufficiently different from that observed with the platelets from four subjects with thrombopathy, so as to point to a qualitative difference in the activity of the platelets in the two disorders. These findings indicate that the analysis of platelet transformation in vitro through the use of light microscopy may allow for detection and further classification of platelet abnormalities.


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