13 results
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 ... Lofgren's syndrome Ulcerative ... Crohns, Bechet's Micro ... Nodosum #Mnemonic #Causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Metabolic: • Pyoderma ... #Neck #Ulcers #ulcerative ... Diagnosis #Algorithm #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Metabolic: • Pyoderma ... #Feet #Ulcers #ulcerative ... Diagnosis #Algorithm #causes
Ulcerative Colitis vs Crohn's Disease - IBD Comparison Table
Ulcerative Collitis
 - Location
Ulcerative Colitis ... Crohn's Disease - IBD ... Comparison Table Ulcerative ... ileum • Most cases ... Crohns #Disease #IBD
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... vasculitis which causes ... progressive ulceration ... Dermatology #SkinRash #Pyoderma
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Metabolic: • Pyoderma ... Cryptococcosis #Ulcers #ulcerative ... Diagnosis #Algorithm #causes
Elevated Amylase (Hyperamylasemia)- Differential Diagnosis Algorithm
Pancreatic causes:
 - Pancreatic cancer
 - Complications pancreatitis: eg pseudocyst
 -
Algorithm Pancreatic causes ... Non-pancreatic causes ... sulindac - Active IBID ... celiac disease, ulcerative
Causes of Chronic Diarrhea - Differential Diagnosis
Osmotic
 • Food/Drink: Lactose intolerance, Artificial sweeteners (e.g. sorbitol, high
Causes of Chronic ... bowel syndrome (IBS ... bowel disease (IBD ... ): Ulcerative colitis ... Chronic #Diarrhea #Causes
Causes of Small Bowel Ulceration
The diagnosis of IBD can’t be made or excluded by biopsies alone
Causes of Small ... Bowel Ulceration ... The diagnosis of IBD ... Causes of ulceration ... here’s a list of causes
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Bullae/Blisters • Ulceration ... which may resemble pyoderma