24 results
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Malignant • Lymphoma ... Inflammatory • Systemic ... Lupus Erythematosus ... Serum Sickness Hemolytic ... Algorithm #Causes #Hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
deficiency • Fanconi’s anemia ... • Leukemia • Lymphoma ... : • Systemic lupus ... erythematosus ... #Diagnosis #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... , McLeod blood group ... Unstable hemoglobin disorders ... RBC #Morphology #differential ... #diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... e.g. lupus, CLL, lymphoma ... lymphoproliferative disorders ... Extravascular #Causes #differential ... #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider RBC membrane disorder ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... loss, Acute hemolysis ... , deficiency anemia ... Diagnosis #Algorithm #hematology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... pain (20%) Renal disease ... (75%): Anemia ( ... #erythematosus ... symptoms #diagnosis #rheumatology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
== Blood Glucose ... Cholestatic liver disease ... renal failure/uremia ... : • Lymphoma ... #generalized #dermatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
or lymphoid malignancy ... - Monoclonal - Lymphoid ... younger pts) Differential ... #hemolytic #anemia ... #hematology #diagnosis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
reticularis Differential ... • Non-Hodgkin lymphoma ... • Angiocentric lymphoma ... vasculitis (inflamed blood ... rash #diagnosis #rheumatology