16 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential ... Diagnosis Framework ... #dermatology #rheumatology ... #differential # ... diagnosis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Maculopapular rash ... Bullae/Blisters • Ulceration ... reticularis Differential ... #rash #diagnosis ... #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Sarcoidosis #dermatology ... #rashes #differential ... #diagnosis #rheumatology
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 ... #management #treatment ... #rheumatology
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
rash in association ... Skin involvement ... Resolution > 15 days Differentials ... DRESS #Syndrome #dermatology ... #diagnosis #management
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
more): Genital ulceration ... Behcet disease) Differential ... Crohn disease, ulcerative ... #management #signs ... #symptoms #rheumatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... Diagnosis Framework ... Generalized itchy rash ... Mpox • Starts ... #Diagnosis #Dermatology
SAPHO Syndrome Summary

What?
SAPHO syndrome is a rare chronic inflammatory disorder of bone, joint, and skin characterized
anterior chest wall, parts ... - MRI: inflammation ... SAPHO #Syndrome #Rheumatology ... #diagnosis #management ... #Dermatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... permanent alopecia Differential ... Non-autoimmune rheumatologic ... Seizures • Strokes Skin ... #Rheumatology
Monkeypox

What?
Monkeypox virus belongs to the family Poxviridae, subfamily Chordopoxvirinae, and genus orthopoxvirus
Viral zoonotic disease that is
Characteristic Rash ... Umbilification - Rash ... epiglottitis, or ulcerative ... Monkeypox #MPOX #Diagnosis ... #Management #Dermatology