43 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... the context of cutaneous ... #dermatology #semiology ... #signs #lesions ... #diagnosis #clinical
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... . 2) When cutaneous ... commonly renal and ... pulmonary #Diagnosis ... #Dermatology #Rash
Janeway Lesion: Flat, painless, erythematous lesions seen on the palm of this patient's hand. While
frequently associated
this patient's hand ... endocarditis, in this case ... Photo credit, Josh ... Fierer, M.D. ... #Dermatology #SkinRash
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
insufficiency • Vasculitis ... Mycosis fungoides (cutaneous ... Ulcers #ulcerative #skinrash ... #dermatology #Differential ... #causes
Reactive Skin Rash - Differential Diagnosis Algorithm
Reactive erythematous with various morphology
 • Urticaria - Firm /
Reactive Skin Rash ... on palms soles and ... #Reactive #SkinRash ... #dermatology #Differential ... #causes
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
with Eosinophilia and ... Systemic Signs ... Images #Clinical #Dermatology ... #SkinRash #DRESS ... Eosinophilia #Legs #Photo
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
with Eosinophilia and ... Systemic Signs ... Images #Clinical #Dermatology ... #SkinRash #DRESS ... Eosinophilia #Photo
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often causes arthritis ... mucositis - Rash ... aphthous ulcers, cutaneous ... purpura: strong sign ... of cutaneous leukocytoclastic
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Diagnosis Algorithm ... for hepatitis B and ... #Algorithm #Causes ... #dermatology #physicalexam
Pustular Skin Rash - Differential Diagnosis Algorithm
Pruritic / Scaly / Erythematous lesions, usually poorly demarcated
Acneiform -
Pustular Skin Rash ... Erythematous papules and ... #Pustular #SkinRash ... #dermatology #Differential ... #causes