25 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... PURPURA: Platelet Defects ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #rheumatology #
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
Causes of Bleeding ... / Bruising - Differential ... - Quantitative Defect ... - Qualitative Defect ... #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... • Membrane defects ... : • Liver disease ... Hemolytic #Anemia #Differential ... classification #hematology
Causes of Bone/Joint Pain in Sickle Cell Disease
Vaso-occlusive pain:
 • Mechanism: ischemic pain
 • Can present
Causes of Bone/Joint ... in Sickle Cell Disease ... • Differentiate ... #differential # ... #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... Intrinsic RBC Defects ... Extravascular #Causes ... #differential # ... diagnosis #hematology
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
The most common causes ... more than one cause ... dullness, puddle sign ... incisional). 3) Signs ... of underlying disease
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
• Affects 1:25,000 ... and M panel Management ... DDX - Other causes ... hypogammaglobulinemia #immunology #hematology ... #diagnosis #management
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Arthritis) - MSK Radiology ... mass and NO prior signs ... Differential diagnosis ... diffuse chondral disease ... diagnosis #msk #rheumatology
Bleeding and Bruising - Disorders of Hemostasis - Differential Diagnosis Framework

== Quantitative or Qualitative defect in
of Hemostasis - Differential ... or Qualitative defect ... coagulation, or defects ... discern these causes ... #Diagnosis #Hematology
Hemophagocytic Lymphohistiocytosis (HLH)
Definition: Overwhelming clinical syndrome associated with excessive macrophage activation and cytokine storm due to
most frequently affects ... age, however the disease ... Diagnosis: HLH signs ... Lymphohistiocytosis #diagnosis #management ... #treatment #hematology