57 results
Leser–Trélat Sign on Physical Exam

Acute onset of multiple seborrheic keratoses, often a paraneoplastic sign of malignancy.

#Leser
Trélat #Trelat #LeserTrelat ... #Sign #PhysicalExam ... #video #skin #dermatology
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Ulcerative Blastomycosis ... Diagnosis? ... sharp borders) & ulcerative ... Blastomycosis #SkinRash #dermatology ... #clinical #photo
Leishmania Skin Ulceration

#Leishmaniasis #Skin #Ulcer #dermatology #Leishmania #clinical #photo
Leishmania Skin Ulceration ... #Skin #Ulcer #dermatology ... Leishmania #clinical #photo
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
- Differential Diagnosis ... genitals #Ulcers #ulcerative ... #skinrash #dermatology ... #Differential #Diagnosis
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
- Differential Diagnosis ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... #Differential #Diagnosis
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
- Differential Diagnosis ... Blisters - Primary Dermatologic ... bowel disease (ulcerative ... MucousMembranes #dermatology ... #Differential #Diagnosis
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Lofgren's syndrome Ulcerative ... #Differential #Diagnosis ... #Dermatology #SkinRash
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
- Differential Diagnosis ... #Feet #Ulcers #ulcerative ... #skinrash #dermatology ... #Differential #Diagnosis
Dermatofibroma 
 - Skin-colored to brown papule or nodule 
 - Firm, indurated texture 
 -
Dermatofibroma #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
#Hyperplasia #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo