33 results
Petechiae: punctate spots that arise from spontaneous bleeding secondary to profound thrombocytopenia. 
The spots (easily visible
this patient's legs ... non-blanching and ... Images #Clinical ... #Photo #Dermatology ... #Rash #Petechiae
Necrotizing Fasciitis: African-American patient with diabetes that predisposed him to rapidly 
progressive infection. Lower extremity is
occurs deep to the skin ... Catalog of Clinical ... Images #Clinical ... #Photo #Dermatology ... #Leg #SkinRash
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
Christmas Tree Rash ... parallel to lines of skin ... - Differential diagnosis ... ChristmasTree #Rash ... #dermatology #photo
Staphylococcal Scalded Skin Syndrome (SSSS)

A 5-year-old girl presents to the ED with a rash that started
the ED with a rash ... the patient’s rash ... Syndrome #SSSS #Clinical ... #Photo #Peds #Pediatrics ... #Dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Secondary Syphilis Rash ... Skin rash and malaise ... the palms of the hands ... #Diagnosis #Clinical ... #Photo #Dermatology
Henoch Schonlein Leg Rash - Palpable Purpura
Purpura: Low Platelets or Vasculitis?
45 years old, seen in our
Henoch Schonlein Leg ... Rash - Palpable ... later confirmed by skin ... #Rash #clinical ... #photo #dermatology
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
: 2-8 weeks • Rash ... : 4-28 days • Rash ... Prerenal azotemia • Skin ... Syndrome #SJS #TEN #comparison ... #table #dermatology
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
rapidly evolving rash ... , hypotension, rash ... #infection #rash ... #legs #clinical ... #photo
Drug Erruption: Extensive maculo-papular rash secondary to allergic reaction to Amoxicillin.
Chest and hand are shown above.

Charlie
maculo-papular rash ... Chest and hand are ... #Dermatology #SkinRash ... Amoxicillin #Palms #Photo ... #UCSDH
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial Rash ... : • Palpable Rash ... • Non-Palpable Rash ... : • Palpable Rash ... • Non-Palpable Rash