45 results
Idiopathic Thrombocytopenic Purpura 
Clinical:
 • Gingival 
 • Menorrhagia 
 • GI bleeding 
 • Intracranial
Menorrhagia • GI bleeding ... children) • Platelets ... only for severe bleeding ... extremely low platelet
Indications for Transfusion
Packed RBCs
 • Hgb <7 g/dL or hematocrit <21% in a patient with uncompromised
hemoglobinopathy Platelets ... Prophylactically for platelet ... not transfuse platelets ... Platelet transfusions ... Management #RBCs #Platelets
Platelet disorders and Aggregometry
Glanzmann Thrombasthenia
 • Defective aggregation to all agonists except ristocetin
 • Normal platelet,
Platelet disorders ... count and platelet ... (either severe Type ... 1 or Type 3) — ... • Platelet flow
A Classification of Coagulation Disorders

#Coagulation #Disorders #Classification #Platelet #Classification #Differential #Diagnosis
A Classification ... Coagulation #Disorders #Classification ... #Platelet #Classification
Thresholds for Transfusion of Platelets in Adults
Major surgery or invasive procedure, no active bleeding - 
≤
Transfusion of Platelets ... procedure, no active bleeding ... neurosurgery, no active bleeding ... Surgery with active bleeding ... #Management #Platelets
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
common inherited bleeding ... bruising • Skin bleeding ... • Prolonged bleeding ... Laboratory • Normal platelet ... thrombocytopenia in type
Bleeding and Bruising - Differential Diagnosis Algorithm
 • Vascular System Defect - Congenital vs Acquired
 •
Bleeding and Bruising ... vs Acquired • Platelet ... vs Acquired #Bleeding
Bleeding manifestations 
Petechiae are small, flat, red, discrete areas of skin bleeding that are typically <2
Bleeding manifestations ... at > 2 weeks Type ... lowest levels Platelet ... ability to bind platelets ... differentiate VWD type
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
to a low blood platelet ... neutrophils and platelets ... Neutropenia • Platelet ... blood cells or platelets ... blood cells or platelets
Mechanisms Driving Increased Thrombosis and Bleeding in Liver Disease
Increased Thrombosis 
Increased Platelet-Vesset Wall Interaction 
 •
Thrombosis and Bleeding ... Thrombosis Increased Platelet-Vesset ... #Thrombosis #Bleeding