8 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... amoxicillin) Oral ... Lofgren's syndrome Ulcerative ... Colitis, Crohns ... #Differential #
Pediatric Mouth Disorders - Differential Diagnosis Algorithm
Teeth:
 • Teething
Painful - Gastrointestinal:
 • Crohn's Disease
 • Ulcerative
Diagnosis Algorithm ... Crohn's Disease • Ulcerative ... Colitis Painful ... Reaction #Mouth #Oral ... #Causes #Peds #
Causes of Erythema Nodosum
Common
 - Idiopathic (up to 55 percent)
 - Infections: streptococcal pharyngitis (28 to
Causes of Erythema ... amoxicillin), oral ... regional enteritis, ulcerative ... colitis Rare ( ... #Differential #
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
Diagnosis Algorithm ... pemphigoid • Erythema ... bowel disease (ulcerative ... colitis more than ... #causes
Oral / Mouth Lesions and Ulcers (Adult & Elderly) - Differential Diagnosis Algorithm

Teeth
 • GERD (Dissolves
Oral / Mouth Lesions ... Diagnosis Algorithm ... Colitis • NSAlDs ... #Differential # ... #Causes
Hair Loss (Alopecia) - General (Diffuse and Focal) Differential Diagnosis Algorithm

DIFFUSE
Scarring - Irreversible-biopsy required
 • Lupus
and Focal) Differential ... Diagnosis Algorithm ... - Drugs • Oral ... #Diagnosis #Algorithm ... #causes
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
Oral Skin Ulcers ... - Differential ... stomatitis • Erythema ... Acute necrotizing ulcerative ... #causes
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... Traction alopecia Diffuse ... • Drugs: Oral ... , erosions, or erythema ... loss #alopecia #Differential