12 results
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Localized / Focal ... Disease: Discoid lupus ... #Differential # ... Diagnosis #dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... Irreversible-biopsy required • Lupus ... • Discoid lupus ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin Rash - Differential ... • Contact dermatitis ... Bullous systemic lupus ... Vesiculobullous #SkinRash ... #dermatology #Differential
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... usually IgG) (e.g. lupus ... Extravascular #Causes ... #differential # ... diagnosis #hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential ... Inflammatory • Systemic Lupus ... Serum Sickness Hemolytic ... Spleen #Enlarged #Differential ... #Hematology
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... for Hemolytic Anemia ... #Anemia #Differential ... #classification ... #hematology
Focal / Localized Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 - Infectious
Focal / Localized ... ) - Differential ... • Discoid lupus ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
DIC/TTP/HUS - Hemolytic ... Pigmented Purpuric Dermatosis ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Volume (MCV) - Differential ... • Bleeding • Hemolysis ... #Anemia #MCV #Classification ... #Hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Neutrophilic dermatosis ... • Coombs (-) hemolytic ... to cold IgG • Lupus ... Paraproteinemias #Hematology ... #Monoclonal #Differential