16 results
Algorithm for Diagnosis of the Petechial / Purpuric Rash

Febrile/Toxic, Palpable: 
 - Meningococcaemia, Disseminated Gonococcal Infection,
Rash Febrile ... Disseminated Gonococcal Infection ... - Autoimmune Vasculitis ... #Diagnosis #Dermatology ... #Skin
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... Maculopapular rash ... cell arteritis Infections ... diseases • Fungal infections ... #dermatology #rash
Cellulitis: Redness and swelling resulting from bacterial skin infection.

Charlie Goldberg, M.D. - UCSD Catalog of Clinical
Cellulitis: Redness ... from bacterial skin ... infection. ... Images #Clinical #Dermatology ... #Photo #UCSDH
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... parvovirus B19 infection ... Malar rash ... Sarcoidosis • GPA ... Sarcoidosis #dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... SLE) - Viral infections ... APLS • Acute Infectious ... - GPA - EGPA ... #nonpalpable #dermatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... , infections, drug ... Petechiae, Palpable purpura ... - GPA Cutaneous ... #skin #dermatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Trauma - Infection ... - Vasculitis ... RA, Sjogren's, GPA ... cryoglobulins • Skin ... Algorithm #Causes #dermatology
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
resulting in a vasculitis ... ulceration of the skin ... frequently mistaken for cellulitis ... Images #Clinical #Photo ... #Dermatology #SkinRash
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: • Purpura, ischemic ... skin lesions ... mucositis - Rash ... to exclude are infections ... • ANCA (Dx: GPA
Ecthyma Gangrenosum: skin infection associated with Pseudomonas bacteremia. 
Photo credit, Josh Fierer, M.D.

Charlie Goldberg, M.D. -
Ecthyma Gangrenosum: skin ... infection associated ... Images #Clinical #Dermatology ... #Cellulitis #Ecthyma ... #UCSDH