38 results
Lymphocutaneous Sporotrichiosis Infection

Landscaper w/ painless nodular rash of arm present for months wax and wane; diagnosis?
Lymphocutaneous
painless nodular rash ... trauma leads to skin ... biopsy preferred Differential ... #clinical #photo ... #hand
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... Medical History: • Skin ... , herpes, hepatitis ... leptospirosis • Skin ... Returning #Traveler #differential
Staphylococcal Scalded Skin Syndrome (SSSS)

A 5-year-old girl presents to the ED with a rash that started
Staphylococcal Scalded Skin ... the ED with a rash ... upper respiratory infection ... Syndrome #SSSS #Clinical ... #Photo #Peds #Pediatrics
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Purpura Fulminans Skin ... - BIDMC Infectious ... Purpura #Fulminans #Skin ... #Rash #clinical ... #photo
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... hemolytic anemia, CKD, hiv ... #infection #rash ... dermatology #legs #clinical ... #photo
Microbial Etiology of Acute Pharyngitis - IDSA
Bacterial
 • Group A streptococcus - Pharyngotonsillitis, scarlet fever
 •
Scarlatiniform rash ... Pharyngoconjunctival fever • Herpes ... croup • EBV - Infectious ... Infection Mycoplasma ... IDSA #diagnosis #differential
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... Herpes zoster 3 ... Herpes simplex ... Generalized itchy rash ... #Lesions #Differential
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Still's Disease Clinical ... Arthralgia/arthritis, Skin ... rash ± odynophagia ... fraction < 20% Differential ... Diaqnoses: • Infectious
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... treatment, the infection ... 30%) ▪ Moist, heaped ... #Diagnosis #Clinical ... #Photo #Dermatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Capnocytophaga Canimorsus Skin ... colonize human skin ... possible Patient's clinical ... difficult to culture and ... #clinical #photo