34 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
Christmas Tree Rash of Pityriasis rosea
 - small oval scaling patches
 - Christmas tree pattern
 -
parallel to lines of skin ... - Differential diagnosis ... nummular eczema, tinea ... Pityriasis #rosea #clinical ... #dermatology #photo
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
disease or more commonly ... GPA causes disease ... Rarely dominate the clinical ... Maculopapular rash ... #rash #diagnosis
Pigmented Purpuric Dermatoses (PPD) - Capillaritis

Group of chronic, benign, cutaneous eruptions characterized by the presence of
and increased skin ... - This iron causes ... brown tint of the rash ... #differential #diagnosis ... #dermatology
Disorders of Pigmentations - Hypopigmentation and Hyperpigmentation - Differential Diagnosis Algorithm

HYPOPIGMENTATION
Diffuse Congenital - Generalized hypopigmentation of
of hair, eyes, skin ... sclerosis (white "ash ... versicolor (more commonly ... #dermatology #Differential ... #causes
Acute Purpura Fulminans Skin Rash on Physical Exam 
60 year old male ITP s/p splenectomy 
1d
Skin Rash on Physical ... rigors, diarrhea, nausea ... Here are a few leading ... #Rash #clinical ... #photo
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... hemorrhage, which are ... cryoglobulins • Skin ... #dermatology #physicalexam
Moccasin-variety Tinea Pedis 
70 M chronic scaly feet. Over the years: rash has itched only occasionally;
Over the years: rash ... Diagnosis? ... dermatophytes cause ... skin of inflamed ... #photo #foot #dermatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
+purpuric rash → ... purpura fulminans ... the key to the diagnosis ... #Rash #dermatology ... #clinical #photo
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... marine microbiota & causes ... #cellulitis #dermatology ... #legs #clinical ... #photo