10 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... Small Vessel: Petechiae ... racemosa, Digital ulceration ... - GPA Cutaneous ... differential #diagnosis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... - Differential Diagnosis ... Algorithm Pinpoint ... RA, Sjogren's, GPA ... #Algorithm #Causes
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
pathophysiologic causes ... , MPA >>> GPA Stanford ... Glomerulonephritis #Vasculitis ... #differential #diagnosis ... #algorithm #rheumatology
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
- Differential Diagnosis ... Algorithm - Petechiae ... #SkinRash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Algorithm Physical ... insufficiency • Vasculitis ... #Feet #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Skin Findings: • Petechiae ... Bullae/Blisters • Ulceration ... Differential Diagnosis ... #diagnosis #rheumatology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Algorithm Physical ... insufficiency • Vasculitis ... Cryptococcosis #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
- Differential Diagnosis ... Algorithm Neoplastic ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
- Differential Diagnosis ... Algorithm Painful ... genitals #Ulcers #ulcerative ... #skinrash #dermatology ... #Algorithm #causes
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Algorithm Single ... Acute necrotizing ulcerative ... #Oral #mouth #SkinRash ... #Diagnosis #Algorithm ... #causes