19 results
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... insufficiency • Vasculitis ... Neoplastic: • Squamous ... ulcerative #skinrash #dermatology ... #causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... Ulcers - Differential ... Neoplastic: • Squamous ... ulcerative #skinrash #dermatology ... #causes
Trunk / Sacral Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic
 • Squamous cell carcinoma
 • Basal cell
Trunk / Sacral Skin ... Ulcers - Differential ... Neoplastic • Squamous ... Sacral #SkinRash #dermatology ... #causes
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... insufficiency • Vasculitis ... Neoplastic: • Squamous ... ulcerative #skinrash #dermatology ... #causes
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
arthritis - Dermatomyositis ... - Toxic gas Vasculitides ... chemotherapy #Diagnosis ... #Radiology #Pulmonology ... #Differential #
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Sarcoidosis • Vasculitis ... Langerhans cell ... Diseases #ILD #diagnosis ... #differential # ... pulmonary #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... livedo reticularis, ulcers ... genital aphthous ulcers ... differential #diagnosis ... #rheumatology #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... reticularis Differential ... Diagnosis: Vasculitis ... syndrome • Giant cell ... #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Differential Diagnosis ... CRP GCA (Giant Cell ... tract, and often causes ... Diagnosis #Rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
ulcerations • Skin ... CD4+ and CD8+ T cell ... anti-NXP2 Abs Lung ... #rheumatology # ... dermatology #diagnosis