15 results
An Approach to the Unknown Rash: Erythematous Rash 

#Diagnosis #Dermatology #Erythematous #Rash #Differential #Algorithm #Nikolsky #Sign
Unknown Rash: Erythematous ... Rash #Diagnosis ... #Dermatology #Erythematous ... #Differential #Algorithm ... #Nikolsky #Sign
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Dermatological semiology of Cutaneous ... the context of cutaneous ... #dermatology #semiology ... #signs #lesions ... #diagnosis #clinical
Vascular Skin Lesions - Differential Diagnosis Algorithm
 - Petechiae < 0.2 cm diameter
 - Purpura 0.2
- Differential Diagnosis ... Algorithm - Petechiae ... with pressure - Erythematous ... #SkinRash #dermatology ... #Algorithm #causes
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Algorithm. ... . 2) When cutaneous ... pulmonary #Diagnosis ... #Dermatology #Rash
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Algorithm Physical ... insufficiency • Vasculitis ... Mycosis fungoides (cutaneous ... • Bleomycin Hematologic ... ulcerative #skinrash #dermatology
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
- THE ALGORITHMIC ... the Nikolsky sign ... the Nikolsky sign ... #Diagnosis #Dermatology ... Rash #Algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
ischemia - Skin: erythematous ... aphthous ulcers, cutaneous ... systemic lupus erythematosus ... purpura: strong sign ... #rheumatology #
Papulosquamous Skin Rash - Differential Diagnosis Algorithm
Erythrematous or violaceous papules & plaques with overlying scale
 •
- Differential Diagnosis ... Algorithm Erythrematous ... Auspitz sign, Koebner's ... Papulosquamous #SkinRash #dermatology ... #Algorithm #causes
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... purpura: Strong sign ... ischemia • Skin: Erythematous ... #Rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
DERMATOMYOSITIS Cutaneous ... with edema • Erythematous ... chest (in a V-sign ... violaceous macules and erythematous ... #dermatology #diagnosis