9 results
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein ... Leg Rash - Palpable ... Tip: To differentiate ... #Rash #clinical ... #photo #dermatology
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Drug Reaction with ... allergic reaction to medication ... Images #Clinical #Dermatology ... #Eosinophilia #Legs ... #Photo #UCSDH
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Pinpoint areas (less ... Immunosuppressed • New medication ... infection - RMSF - Henoch ... Algorithm #Causes #dermatology
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
rapidly evolving rash ... hemochromatosis, hemolytic anemia ... #cellulitis #dermatology ... #legs #clinical ... #photo
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
endocarditis, RMSF, and Henoch-Schönlein ... petechial or purpuric rash ... far simpler and less ... #Diagnosis #Dermatology ... Purpural #Purpuric #Rash
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
autoimmune conditions, medications ... idiopathic, and medications ... malignancies, and drugs ... 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 ... LCV includes drug ... Hand #skinrash #dermatology ... #clinical #photo
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... lymphopenia, low PLT • Anemia ... extremities Drug ... • Antihistone: Drug ... activation and/or medications
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
atherosclerotic disease, drug ... arthralgia, arm/leg ... , mucositis • Rash ... often present) Henoch ... purpura (lower legs