9 results
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Lofgren's syndrome Ulcerative ... Colitis, Crohns ... Differential #Diagnosis #Dermatology ... #SkinRash
Ulcerative Colitis vs Crohn's Disease - IBD Comparison Table
Ulcerative Collitis
 - Location
Ulcerative Colitis ... vs Crohn's Disease ... diseased and normal colon ... Anywhere from the mouth ... ileum • Most cases
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum ... - Causes and Differential ... thighs RARELY ulcerate ... Differential Diagnosis #Dermatology ... #SkinRash #Clinical
Mucous Membrane Disorder - Differential Diagnosis Algorithm
Erosions/Ulcers/Blisters
 - Primary Dermatologic Diseases
     •
Blisters - Primary Dermatologic ... pemphigoid • Erythema ... bowel disease (ulcerative ... colitis more than Crohn's ... Diagnosis #Algorithm #causes
Oral / Mouth Lesions and Ulcers (Adult & Elderly) - Differential Diagnosis Algorithm

Teeth
 • GERD (Dissolves
Oral / Mouth Lesions ... • Crohn's Disease ... - No Colour Change ... #Oral #Mouth ... Diagnosis #Algorithm #Causes
Oral Skin Ulcers - Differential Diagnosis Algorithm
Single Ulcer:
 • Traumatic ulcer
 • Angular ulcer
 • Aphthous
stomatitis • Erythema ... Acute necrotizing ulcerative ... pemphigoid #Oral #mouth ... #SkinRash #dermatology ... Diagnosis #Algorithm #causes
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
vasculitis which causes ... progressive ulceration ... suffers from Crohn's ... Clinical #Photo #Dermatology ... #SkinRash #Pyoderma
Genital Ulcers - Atypical causes of genital ulcers that can be difficult to diagnose & manage.
Ulcers - Atypical causes ... excludes typical ulcerative ... GI ulcers from mouth ... papules, blotch erythema ... oral ulcers - Crohn's
Common Dermatological Conditions - Distribution and Morphology
 • Acne vulgaris - Face, upper back, chest -
Wrists, ankles, mouth ... often showing ulceration ... honey-colored crusts ... Lesions arise in crops ... ; pruritis #dermatology