13 results
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Purpura Fulminans Skin ... purpura fulminans secondary ... - BIDMC Infectious ... Purpura #Fulminans #Skin ... #photo
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
Skin Rash 40 ... colonize human skin ... difficult to culture and ... #Canimorsus #Skin ... #clinical #photo
Staphylococcal Scalded Skin Syndrome (SSSS)

A 5-year-old girl presents to the ED with a rash that started
Staphylococcal Scalded Skin ... Syndrome (SSSS) ... the ED with a rash ... upper respiratory infection ... #Clinical #Photo
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Rash Secondary ... Skin rash and malaise ... treatment, the infection ... the palms of the hands ... #Clinical #Photo
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
• Loose anagen syndrome ... • Tinea capitis ... decalvans - Secondary ... to Skin Disease ... Shafts • Tinea
The Stages of Syphilis 

Primary Syphilis 
- The chancre lesion is the hallmark of primary syphilis.
- Rash, pink ... rashes, including tinea-mimicker ... nephrotic syndrome ... to asymptomatic infection ... granuIomas on skin
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... skin of inflamed ... pitted keratolysis; and ... Indiana University Infectious ... type #clinical #photo
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Dermatophyte infection ... Generalized itchy rash ... SAPHO syndrome ( ... Secondary syphilis ... Sweet syndrome
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
arthritis - (Reiter’s syndrome ... within 1 month of infection ... arthritis - with the skin ... inflammation is secondary ... like “butterfly rash
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
Approach to Fever and ... Parvovirus B19 (PPGSS), Secondary ... syphilis, EM (HSV ... , Mycoplasma), Infective ... angiomatosis, Sweet syndrome