19 results
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Warm vs Cold Autoimmune ... Lymphoproliferative disorder ... , Autoimmune disorder ... , Mycoplasma, HIV ... #hematology #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
and Platelet Disorders ... practices that could ... changes), high MCV anemia ... or if a primary hematologic ... #Workup #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... • Rheumatic disorders ... Iron deficiency anemia ... #Causes #Hematology
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Disease - HIV ... Hypoxemia: • COPD ... Miscellaneous: • Hematologic ... #Causes
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... • RBC Membrane Disorder ... RBC Metabolism Disorder ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Differential Diagnosis Algorithm ... Warm AIHA • Cold ... immune-complex hemolytic anemia ... #Causes #Hematology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
• Factitious disorder ... • Bleomycin Hematologic ... • Sickle Cell Anemia ... Ulcers #ulcerative #skinrash ... #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
, or other causes ... - Hemolytic anemia ... • HCV, HBV Not ... Differential #Diagnosis #hematology ... #rheumatology #
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Causes of Anemia ... Differential Diagnosis Algorithm ... • Small Bowel Disorder ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... (e.g. primary cold ... lymphoproliferative disorders ... differential #diagnosis #hematology ... #anemia