14 results
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
ANA (Antinuclear ... lupus erythematosus ... in drug-induced SLE ... • Sjögren syndrome ... #ANCA #Antineutrophil
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Abnormality • SLE ... • Nephrotic syndrome ... #Secondary #dermatology ... Differential #Diagnosis #Algorithm ... #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Autoimmune Vasculitis (lupus ... Measurement of antinuclear ... antibodies, antineutrophil ... #Causes #dermatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
arteritis, Cogan's Syndrome ... Disease (IgG4-RD ... Arthritis (RA), Systemic ... lupus erythematosus ... (SLE), Sarcoidosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
activate the immune system ... • They can cause ... Cryoglobulins Cause ... DDX: • ANCA (Antineutrophil ... lupus erythematosus
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
Differential Diagnosis Algorithm ... Auspitz sign, Koebner's ... soles • Discoid Lupus ... Papulosquamous #SkinRash #dermatology ... #causes
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
associated with systemic ... Episcleritis Signs ... Causes: - Idiopathic ... - Lupus - Leukemia ... #diagnosis #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... lupus erythematosus ... purpura: strong sign ... LFT • ESR • ANA ... SLE) • Urinalysis
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Disease: Discoid lupus ... , Loose anagen syndrome ... Examination: • Signs ... Vitamin D levels Systemic ... Differential #Diagnosis #dermatology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
rendering the immune system ... non-Hodgkin lymphoma SLL ... Physical Exam/Signs ... ’s CLL Scoring system ... AIHA • Pure red