1165 results
Lichen Simplex Chronicus: Thickened, red, puritic patch of skin resulting from chronic rubbing 
and scratching.

Charlie Goldberg,
Lichen Simplex Chronicus ... Clinical #Photo #Dermatology ... SkinRash #Lichen #Simplex
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
Painful: • Herpes simplex ... ulcerative #skinrash #dermatology
Genital Lesions - Differential Diagnosis Algorithm
Elevated - Vesicles:
 • Herpes simplex
Elevated - Papules / Plaques -
Vesicles: • Herpes simplex ... Painful • Herpes simplex ... #skinlesions #dermatology
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Diagnosis Algorithm Single ... ulcer • Herpes simplex ... stomatitis • Herpes simplex ... mouth #SkinRash #dermatology
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Hematologic: • Sickle ... Viral - Herpes simplex ... ulcerative #skinrash #dermatology
Vesiculobullous Skin Rash - Differential Diagnosis Algorithm
Vesicles Fragile/EasiIy Ruptured - Intraepidermal blisters, possibly crusts/erosions
 - Inflammatory
• Herpes simplex ... Vesiculobullous #SkinRash #dermatology
Laser Treatment Indications in Dermatology
 
When lasers are the 
treatment of choice: 
 • Port wine
Indications in Dermatology ... Ota • Tattoo (simple ... Criteria #Therapy #Dermatology
Vesiculobullous Rashes - THE ALGORITHMIC APPROACH 
Vesiculobullous rashes provoke significant angst
in many physicians (Figure 5, page
differential diagnosis is simpler ... #Diagnosis #Dermatology
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
diagnosis may be far simpler ... #Diagnosis #Dermatology
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Herpes simplex ... Differential #Diagnosis #Dermatology