21 results
Algorithm for workup of thrombocytopenia based on observation of the peripheral blood film. 
TTP/HUS indicates thrombotic
Algorithm for workup ... the peripheral blood ... purpura/hemolytic ... , Hematology 2012 ... #Differential #Algorithm
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
inflammation • Thrombocytopenia ... : - Thrombocytopenia ... • Secondary Causes ... - Hemolytic anemia ... Differential #Diagnosis #hematology
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Causes of Post-Partum ... Differential Diagnosis Algorithm ... Blood Loss: >500mL ... purpura (ITP) ... purpura (TTP)
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Differential Diagnosis Algorithm ... Megakaryopoiesis • Aplastic Anemia ... Heart Valve) #Thrombocytopenia ... #Causes #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Causes of Thrombocytopenia ... plateletcount), peripheral blood ... changes), high MCV anemia ... of thrombocytopenia ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... following EtOH induced thrombocytopenia ... Iron deficiency anemia ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... microangiopathy: Thrombotic thrombocytopenic ... purpura (TTP), ... Extravascular #Causes ... #anemia
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... Differential Diagnosis Algorithm ... Blood Loss ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
ABO incompatible blood ... Petechiae • Purpura ... Hemorrhagic bullae • Purpura ... Treat primary cause ... Coagulation #diagnosis #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Differential Diagnosis Algorithm ... hemostasis: - Thrombocytopenia ... : • Complete blood ... • Fecal occult blood