93 results
Chronic Diarrhea - Workup
Osmotic:
 • Consider food diary and trial avoiding certain foods or meds, Consider
meds, Consider diagnostic ... intolerance suspected, Colonoscopy ... performed, may show melanosis ... : • Consider diagnostic ... EGD +/- ERCP +/- colonoscopy
Melanosis coli on Colonoscopy
 - Benign finding on colonoscopy
 - Ask about senna (anthranoid) use
Melanosis coli on ... Colonoscopy - ... Benign finding on colonoscopy ... , ↑ adenomas #Melanosis ... #coli #Colonoscopy
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... Transcellular Shift ... Transcellular shifts ... #Differential #Diagnosis
Peutz–Jeghers Syndrome
An autosomal dominant genetic disorder characterized by the development of benign hamartomatous polyps in the
and oral mucosa (melanosis ... Jeghers #Syndrome #diagnosis
Oxyhemoglobin Dissociation Curve 

Left Shift - decreased unloading of O2 at tissue level (i.e.  increased
Curve Left Shift ... Hypophosphatæmia Right Shift ... #Left #Right #Shift ... Differential #Causes #Diagnosis
Primary sclerosing cholangitis (PSC) - Malignancy Screening and Surveillance Recommendations 

Cholangiocarcinoma 
 - Annual US or
CRC - IBD - Colonoscopy ... @ diagnosis - ... Annual surveillance colonoscopy ... Gastroenterology #Management #Diagnosis
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
- Differential Diagnosis ... Transcellular Shift ... #Differential #Diagnosis
Acute Esophageal Necrosis
History: Hematemesis and/or melena (70%), Dysphagia, Epigastric/chest pain, Sepsis
Diagnosis EGD and Biopsy
Differential: Melanosis, Melanoma,
chest pain, Sepsis Diagnosis ... Differential: Melanosis ... black #esophagus #diagnosis
Types of Melanoma
Superficial Spreading
 • Most common form
 • Often develops in previously benign mole
 •
• 70% of all melanomas ... 10-15% of all melanomas ... • <5% of all melanomas ... Only 3% of all melanomas ... #differential #diagnosis
Knee Examination
Right Knee - Examination maneuvers include the Lachman (ACL), anterior drawer (ACL), Lateral pivot shift,
Lateral pivot shift ... #Diagnosis #Sports