11 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
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Rash - Palpable ... Tip: To differentiate ... #Rash #clinical ... #photo #dermatology ... #HSP
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
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
form of acquired dermal ... macular hyperpigmentation ... (HSV + Mycoplasma ... comparison #table #differential ... #diagnosis #dermatology
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
CNS Infections - ... Herpesviruses (MCC: HSV ... Maculopapular rash ... • Common clinical ... • Uveitis • Rash
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
diffuse palpable rash ... Differential for ... polyangiitis, HSP ... Hand #skinrash #dermatology ... #clinical #photo
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
arthralgia, arm/leg ... of shoulder and hip ... strength & enzymes normal ... , mucositis • Rash ... purpura (lower legs
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... fail requiring oral ... Indiana University Infectious ... Variety #type #clinical ... #photo #foot #dermatology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Transverse Myelitis - Clinical ... flexors of the legs ... simplex virus, HIV, Hep ... diagnosis #management #neurology ... #differential