83 results
Blue nevus 
 - Dark blue-gray macule or papule 
 - Well-circumscribed 
 - Melanin localized
Blue nevus - Dark ... blue-gray macule ... #Nevus #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Sarcoidosis or Lofgren's syndrome ... #Differential #Diagnosis ... #Dermatology #SkinRash
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Eosinophilia and Systemic Signs ... (DRESS Syndrome ... medication (in this case ... Images #Clinical #Dermatology ... Eosinophilia #Legs #Photo
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Eosinophilia and Systemic Signs ... (DRESS Syndrome ... medication (in this case ... Images #Clinical #Dermatology ... Eosinophilia #Photo
Dermatofibroma 
 - Skin-colored to brown papule or nodule 
 - Firm, indurated texture 
 -
Male - Dimple sign ... Dermatofibroma #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
Usually multiple - Causes ... #Hyperplasia #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... #hematology #rheumatology ... #nonpalpable #dermatology
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
- Differential Diagnosis ... ) • Behcet's syndrome ... ulcerative #skinrash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Nikolsky's Sign in Toxic Epidermal Necrolysis (TEN)

Nikolsky's sign is a clinical dermatological sign which is present
Stevens-Johnson Syndrome ... Staphylococcal scalded skin syndrome ... , caused by the ... differentiating between the diagnosis ... #TEN #Dermatology
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
- Differential Diagnosis ... Stevens-Johnson Syndrome ... • Behcet's syndrome ... MucousMembranes #dermatology ... #Algorithm #causes