7 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... - Hemolytic anemia ... Diagnosis #hematology ... #nonpalpable #dermatology
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura ... vasculitis) or disorders ... #Dermatology #Rash ... Palpable #Algorithm #Differential ... #Ddxof
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Diagnosis Algorithm ... • Rheumatic disorders ... • Celiac disease ... Iron deficiency anemia ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... thrombocytopenic purpura ... lymphoproliferative disorders ... Extravascular #Causes #differential ... #diagnosis #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... changes), high MCV anemia ... - Bone marrow evaluation ... #Differential #
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory Evaluation ... Thrombocytopenic Purpura ... result in severe anemia ... WBC count and differential ... #Workup #Hematology
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
first step in evaluation ... Connective tissue disorders ... Thalassemia, Sickle cell anemia ... Gap #ProteinGap #differential ... #diagnosis #hematology