23 results
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
skin lesions were ... Photo credit, Josh ... #Dermatology #SkinRash ... #Vasculitis #Endocarditis ... #UCSDH
Janeway Lesions: Flat, painless, erythematous lesions seen on the palm of this patient's hand. Frequently
associated with
Photo credit, Josh ... Goldberg, M.D. - UCSD ... #Dermatology #SkinRash ... #Endocarditis # ... UCSDH
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
Photo credit, Josh ... Goldberg, M.D. - UCSD ... #Dermatology #SkinRash ... #Endocarditis # ... UCSDH
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Cryoglobulinemia, Endocarditis ... Glomerulonephritis #Vasculitis ... #differential # ... diagnosis #algorithm ... #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
hemorrhagic skin lesions ... • Bacterial endocarditis ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... reticularis Differential ... Diagnosis: Vasculitis ... #dermatology #rash ... #diagnosis #rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Diagnosis Framework ... - GPA Cutaneous ... #skin #dermatology ... #rheumatology # ... differential #diagnosis
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
(5%): PAN > GPA ... #dermpath #dermatology ... semiology #signs #lesions ... #diagnosis #clinical ... #differential
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
Vascular Skin Lesions ... - Differential ... Diagnosis Algorithm ... #SkinRash #dermatology ... #Differential #
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