29 results
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
Causes of Petechial ... Rash - Differential ... Pinpoint areas (less ... for hepatitis B and ... #dermatology #physicalexam
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
rapidly evolving rash ... vulnificus part of normal ... #cellulitis #dermatology ... #legs #clinical ... #photo
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
rash of arm present ... systemic signs, labs normal ... biopsy preferred Differential ... Sporotrichiosis #Infection #clinical ... #photo #hand
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... genital, anal or oral ... resembling rashes caused ... #Diagnosis #Clinical ... #Photo #Dermatology
Dropped Foot Gait - Paralysis of Dorsal Flexion of the Foot.
When trying to walk the tip
- Paralysis of Dorsal ... by raising the leg ... the thigh on the hip ... DroppedFoot #Gait #Neurology ... #PhysicalExam #clinical
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
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... Maculopapular rash ... reticularis Differential ... #rash #diagnosis
CNS Infections - Viral Encephalitis and Bacterial Meningitis - Differential Diagnosis Framework

Viral Encephalitis:
MCC: Enteroviruses (e.g., coxsackievirus
Herpesviruses (MCC: HSV ... Maculopapular rash ... • Common clinical ... • Uveitis • Rash ... #diagnosis #neurology
Capnocytophaga Canimorsus Skin Rash

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