10 results
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... often causes arthritis ... inflammation Others: • Lupus ... mucositis - Rash ... lupus erythematosus
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Rash - Differential ... (lupus, RA, Sjogren's ... for hepatitis B and ... #dermatology #physicalexam
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Rarely dominate the clinical ... reticularis Differential ... #Dermatologic
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... ) Suspect: Clinical ... permanent alopecia Differential ... ANCA-associated vasculitis ... lymphoproliferative syndrome Clinical
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
characterized by a systemic ... the palms of the hands ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
(cutaneous or systemic ... of necrotizing vasculitis ... on the back of hands ... comparison #table #differential ... #diagnosis #dermatology
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
diffuse palpable rash ... Differential for ... systemic symptoms ... #dermatology #clinical ... #photo
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
associated with systemic ... Causes: - Idiopathic ... Leukocytoclastic vasculitis ... ’s syndrome - Lupus ... Syndrome #diagnosis #dermatology
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Schonlein Leg Rash ... Tip: To differentiate ... Purpura #Legs #Rash ... #clinical #photo ... #dermatology #HSP
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
air conditioning system ... dogs & latter can cause ... gram-negative bacillus cause ... #dermatology #clinical ... #photo