22 results
Petechiae are small, red lesions caused when capillaries leak blood into the skin. Petechiae larger than
, red lesions caused ... blood into the skin ... purpura #Clinical ... #EM #IM #Derm # ... Petechiae #Purpura
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... & plaques that are ... vesicles &/or bullae ... #Reactive #SkinRash ... Diagnosis #Algorithm #causes
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
Vesiculobullous Skin ... Rash - Differential ... • Diabetic bullae ... Vesiculobullous #SkinRash ... Diagnosis #Algorithm #causes
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Acute Purpura Fulminans ... Skin Rash on Physical ... rigors, diarrhea, nausea ... Here are a few leading ... #Fulminans #Skin
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Maculopapular rash ... • Hemorrhagic Bullae ... Henoch-Schönlein purpura ... #dermatology #rash
SKIN RASHES 



Skin rashes can occur from a variety of factors, including infections, heat, allergens, immune
SKIN RASHES ... Skin rashes ... rashes into these classes ... deadly conditions are ... ; #rash; #vesiculobullous
DRESS Syndrome vs SJS/TEN
DRESS
 • Latency: 2-8 weeks
 • Rash: Morbilliform
 • Mucosal involvement: 50% have
: 2-8 weeks • Rash ... : 4-28 days • Rash ... erythematous macules with purpuric ... centers → vesicles/bullae ... TEN #comparison #table
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... hemorrhage, which are ... Henoch Schonlein Purpura ... : - Purpura fulminans ... cryoglobulins • Skin
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... rapidly evolving rash ... , hypotension, rash ... to hemorrhagic bullae ... Vibrio #Vulnificus #skin
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
nose (epistaxis), skin ... , palpable purpura ... maculopapular rash ... vesicular rash, ... Nephrocalcinosis causes