432 results
Idiopathic Thrombocytopenic Purpura 
Clinical:
 • Gingival 
 • Menorrhagia 
 • GI bleeding 
 • Intracranial
Thrombocytopenic Purpura Clinical ... Menorrhagia • GI bleeding ... children) • Platelets ... only for severe bleeding ... extremely low platelet
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
Inherited Qualitative Platelet ... Single isolated platelets ... without platelet ... failure Grey Platelet ... Defects #comparison #table
Indications for Transfusion
Packed RBCs
 • Hgb <7 g/dL or hematocrit <21% in a patient with uncompromised
hemoglobinopathy Platelets ... • < 30,000 and bleeding ... postoperative bleeding ... < 100,000 and bleeding ... Platelet transfusions
Thresholds for Transfusion of Platelets in Adults
Major surgery or invasive procedure, no active bleeding - 
≤
Transfusion of Platelets ... procedure, no active bleeding ... Surgery with active bleeding ... 100 (rarely) Stable ... #Management #Platelets
Blood Product Components, Contents, Volume and Shelf Life

Whole blood (autologous or directed donations) - RBC and
WBC and platelets ... Hct 60% Platelet ... Hct < .005) Platelet ... pheresis - Platelets ... Hematology #Management #Table
Forrest Classification for Peptic Ulcer Bleeding
Rebleeding risks are without endoscopic intervention
1a - Spurting Bleed - 60-100%
Bleed - 60-100% Re-bleeding ... Bleed - 50% Re-bleeding ... IIa - Non-Bleeding ... Clot - 20-30% Re-bleeding ... gastroenterology #EGD #clinical
Bleeding and Bruising - Differential Diagnosis Algorithm
 • Vascular System Defect - Congenital vs Acquired
 •
Bleeding and Bruising ... vs Acquired • Platelet ... vs Acquired #Bleeding
Von Willebrand Disease - Most common inherited bleeding disorder 
Clinical 
 • Easy bruising 
 •
common inherited bleeding ... disorder Clinical ... bruising • Skin bleeding ... • Prolonged bleeding ... Laboratory • Normal platelet
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Findings: • Bleeding ... organ damage Clinical ... Findings: • Bleeding ... Findings in DIC: • Platelet ... Thrombocytopenia - Platelet
Approach to Leukocytosis - Differential Diagnosis Algorithm

Features of hematologic malignancy:
 • Symptoms: B-symptoms, bruising/bleeding, fatigue/weakness, immunosuppression
B-symptoms, bruising/bleeding ... anemia, ↑ MCV, ↑/↓ platelets