19 results
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... reticularis Differential ... vasculitis #Dermatologic ... #dermatology #rash ... #diagnosis #rheumatology
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Skin Lesion 57 ... progressive skin lesion ... Diagnosis? ... heaped up borders); differential ... #SkinRash #dermatology
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Skin Ulcers - Differential ... Diagnosis Algorithm ... : • Wegner's granulomatosis ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Dermatological semiology ... vasculitis (5%): PAN > GPA ... Vasculitis #dermpath #dermatology ... #diagnosis #clinical ... #differential
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Diagnosis Algorithm ... • Bleomycin Hematologic ... • Klebsiella granulomatis ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
hemorrhagic skin lesions ... vasculitis - GPA ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash - Differential ... Diagnosis Algorithm ... Multiforme - Target lesions ... #Reactive #SkinRash ... #dermatology #Differential
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Diagnosis Algorithm ... Vascular #Vasculitis #SkinRash ... #dermatology #Differential
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Diagnosis Framework ... - GPA Cutaneous ... Vasculitis #skin #dermatology ... #rheumatology # ... differential #diagnosis
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Sarcoidosis • GPA ... Discoid skin lesions ... Sarcoidosis #dermatology ... #skin #rashes #differential ... #diagnosis #rheumatology