21 results
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... & plaques that are ... Multiforme - Target lesions ... Reactive #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... hemorrhage, which are ... reddish-purple lesions ... cryoglobulins • Skin ... #dermatology #physicalexam
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 ... Vibrio #Vulnificus #skin ... #cellulitis #dermatology ... legs #clinical #photo
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
sudden onset of a rash ... - Rash: multiple ... Occurs on the arms ... Causes: - Idiopathic ... Syndrome #diagnosis #dermatology
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Skin rash and malaise ... heaped, wart-like lesions—Condyloma ... resembling rashes caused ... Diagnosis #Clinical #Photo ... #Dermatology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
& hemorrhagic rash ... CNS and hematologic ... that persists as skin ... lesions -> Vesicular ... & pruritic rash
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... to inflammatory skin ... Generalized itchy rash ... #Lesions #Differential ... #Diagnosis #Dermatology
Primary Dermatological Lesions
Primary lesions are physical changes in the skin considered to be caused directly by
Primary lesions ... to be caused directly ... features such as crusts ... that contain pus ... #Diagnosis #Dermatology
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
centrifugum • A chronic skin ... to have a "wood-grain ... classic targetoid lesions ... • Causes are multiple ... differential #diagnosis #dermatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
(blue-purple) rash ... • Erythematous rash ... lesions: antihelix ... CD4+/CD8+ ratio are ... #dermatology #diagnosis