27 results
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
Landscaper w/ painless nodular ... rash of arm present ... systemic signs, labs normal ... biopsy preferred Differential ... #clinical #photo
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
- Differential ... Pinpoint areas (less ... - Trauma - Infection ... #Differential # ... Algorithm #Causes #dermatology
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vulnificus skin infection ... rapidly evolving rash ... vulnificus part of normal ... #dermatology #legs ... #clinical #photo
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Capnocytophaga canimorsus normal ... oral flora in dogs ... possible Patient's clinical ... #dermatology #clinical ... #photo
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
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
: < 1% Clinically ... neutrophils are slightly less ... ) Differential ... likelihood of negative clinical ... #Bandemia #differential
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Still's Disease Clinical ... arthritis, Skin rash ... fraction < 20% Differential ... Diaqnoses: • Infectious ... • Ocular: uveitis
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
treatment, the infection ... Mucous patches on oral ... genital, anal or oral ... #Diagnosis #Clinical ... #Photo #Dermatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... cell arteritis Infections ... #rash #diagnosis
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Rash is usually ... form of acquired dermal ... macular hyperpigmentation ... comparison #table #differential ... #diagnosis #dermatology