6420 results
Kerion
Raised, boggy lesion with heaped up purulent nodules 
Caused by host's response to a fungal ringworm
Lymphadenopathy Treatment: Oral ... Griseofulvin #Kerion #Dermatology ... #Diagnosis #Management
Tinea Versicolor (Pityriasis versicolor) 
NOT a dermatophyte infection 
Caused by saprophytic, lipid-dependent yeasts 
Clinical 
 •
erythematous Diagnosis ... antifungals • Oral ... Tinea #Versicolor #Dermatology ... #SkinRash #Diagnosis
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
amoxicillin) Oral ... #Differential #Diagnosis ... #Dermatology #SkinRash
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... - Differential Diagnosis ... pemphigoid #Oral ... mouth #SkinRash #dermatology ... #Differential #Diagnosis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... the joints • Oral ... Differential Diagnosis ... vasculitis #Dermatologic ... #rash #diagnosis
Secondary Syphilis Rash
Secondary syphilis is the most contagious of all the stages of this disease, and
Mucous patches on oral ... genital, anal or oral ... Syphilis #Rash #Diagnosis ... Clinical #Photo #Dermatology
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
) Differential Diagnosis ... - Drugs • Oral ... HairLoss #Alopecia #dermatology ... #Differential #Diagnosis
Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS)
Definition: 
 • Severe adverse drug reaction, characterized by
Criteria for Diagnosis ... Oral/IV Glucocorticoids ... DRESS #Syndrome #dermatology ... #diagnosis #management
Diffuse Hair Loss (Alopecia) - Differential Diagnosis Algorithm

Scarring - Irreversible-biopsy required
 • Lupus erythematosus
 • Lichen
- Differential Diagnosis ... - Drugs • Oral ... HairLoss #Alopecia #dermatology ... #Differential #Diagnosis
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
Body System Dermatologic ... conjunctiva, tears - Oral ... cessation of play #Diagnosis