13 results
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Skin Lesion 57 ... progressive skin lesion ... types of skin lesions ... heaped up borders); differential ... #SkinRash #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... reticularis Differential ... histoplasmosis, blastomycosis ... vasculitis #Dermatologic ... #dermatology #rash
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Dermatological semiology ... vasculitis (5%): PAN > GPA ... Vasculitis #dermpath #dermatology ... semiology #signs #lesions ... #differential
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash - Differential ... 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 ... Vascular #Vasculitis #SkinRash ... #dermatology #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... hemorrhagic skin lesions ... vasculitis - GPA ... Vasculopathy #Purpura #Differential ... #nonpalpable #dermatology
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
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash - Differential ... / Erythematous lesions ... #Pustular #SkinRash ... #dermatology #Differential
Dermatoses in Pregnancy - Physiologic Changes and Specific Skin Conditions - Differential Diagnosis Algorithm

#skinrash #lesions #pregnancy
Skin Conditions - Differential ... Algorithm #skinrash ... #lesions #pregnancy ... #dermatology #Differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... reddish-purple lesions ... Hypotension • Mucosal lesions ... RA, Sjogren's, GPA ... Algorithm #Causes #dermatology