12 results
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Skin Rash on Physical ... Exam 60 year old ... cxs identify GNR and ... #Skin #Rash #clinical ... #photo
Palpable Purpura seen in Henoch Schonlein Purpura (HSP, IgA Vasculitis)

55 year old male on tuberculosis treatment
(HSP, IgA Vasculitis ... ) 55 year old ... palpable rash. ... Vasculitis #clinical #photo ... #dermatology #skin
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
45 years old, seen ... Tip: To differentiate ... later confirmed by skin ... #photo #dermatology ... #HSP
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Skin Rash 40 ... +purpuric rash → ... purpura fulminans ... difficult to culture and ... #clinical #photo
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
skin pigmentation ... skin pigmentation ... brown tint of the rash ... eczematous features • Mild ... Dermatoses #Dermatosis #differential
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... : - Autoimmune ... for hepatitis B and ... cryoglobulins • Skin ... #Differential #
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Moccasin-variety Tinea ... Over the years: rash ... skin of inflamed ... pitted keratolysis; and ... type #clinical #photo
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... on the back of hands ... gyratum repens • A skin ... include: infections (HSV ... comparison #table #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Vasculitis Differential ... hip • Muscle strength ... , mucositis • Rash ... #Vasculitis #Differential
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
diffuse palpable rash ... Differential for ... polyangiitis, HSP ... infections, foods, autoimmune ... dermatology #clinical #photo