13 results
Causes of Diffuse Lymphadenopathy - Differential Diagnosis Algorithm
Reactive:
 - Systemic Inflammatory
     •
• Systemic Lupus ... Erythematosus ... Lymphadenopathy #LAD ... #Causes #Hematology ... #Oncology
Causes of Diffuse and Localized Lymphadenopathy - Differential Diagnosis Algorithm
 • Reactive (Inflammatory / Infectious)
 •
Causes of Diffuse ... Neoplastic (Leukemia, Lymphoma ... Lymphadenopathy #LAD ... #Causes #Hematology ... #Oncology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Causes Intravascular ... usually IgG) (e.g. lupus ... , CLL, lymphoma, ... #Causes #differential ... #diagnosis #hematology
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... S - Systemic Lupus ... Erythematosus ( ... #differential # ... hematology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Bullous systemic lupus ... erythematous ... Vesiculobullous #SkinRash ... #dermatology #Differential ... #causes
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential ... Malignant • Lymphoma ... Inflammatory • Systemic Lupus ... Erythematosus ... #Causes #Hematology
Causes of Localized Lymphadenopathy - Differential Diagnosis Algorithm
Cervical:
 - Anterior
     • Infection
Causes of Localized ... Diagnosis Algorithm ... Lymphadenopathy #LAD ... #Causes #Hematology ... #Oncology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... IVIG infusion Intravascular ... #Diagnosis #causes ... #classification ... #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... permanent alopecia Differential ... Non-autoimmune rheumatologic ... Malignancy (e.g. hematologic ... #Diagnosis #Rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... reticularis Differential ... Polyangiitis #GPA #dermatology ... #rash #diagnosis ... #rheumatology