19 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Maculopapular rash ... reticularis Differential ... #rash #diagnosis ... #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... Infection - Vasculitis ... cryoglobulins • Skin ... #Differential #
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
- Diagnosis, causes ... and management ... manifestations - Skin ... neuropathy Treatment ... #Rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tract, and often causes ... mucositis - Rash ... differential #diagnosis ... #rheumatology #
Systemic Lupus Erythematosus (SLE) - Diagnosis and Management Summary
 • Epidemiology: 10-180/100,000, Typically Age 20-40, F:M
Manifestations: Malar rash ... Photosensitivity, Alopecia ... Positive in 60-80% of cases ... life-threatening • Treatment ... #Summary #rheumatology
Kawasaki Disease (KD) - Diagnosis and Management Summary

Kawasaki Disease (KD) is the most common vasculitis of
the most common vasculitis ... , Cough • +/-Nausea ... Polymorphous rash ... #rheumatology # ... #treatment
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Arthralgia/arthritis, Skin ... rash ± odynophagia ... fraction < 20% Differential ... Disease #diagnosis #management ... #treatment #rheumatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... of necrotizing vasculitis ... gyratum repens • A skin ... comparison #table #differential ... #diagnosis #dermatology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
rash in association ... Edema in 70% of cases ... Skin involvement ... Resolution > 15 days Differentials ... disease: symptomatic treatment
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... and permanent alopecia ... Differential ... Malignancy (e.g. hematologic ... • Nonscarring alopecia