139 results
Carcinoid Syndrome - Pathophysiology, Signs and Symptoms
Symptoms: Flushing, diarrhea, palpitations, bronchospasm
Complications: Carcinoid heart, mesenteric fibrosis, pellagra,
Carcinoid Syndrome ... - Pathophysiology ... Symptoms Symptoms: Flushing ... #Carcinoid #Syndrome ... #Pathophysiology
Metabolic Pathways of Purple Urine Bag Syndrome: Adopted from chart originally published in Purple Urine Bag
of Purple Urine Bag ... Syndrome: Adopted ... Syndrome: A Rare ... #Pathophysiology ... #Syndrome
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Deep coma (any cause ... Guillain-Barré syndrome ... stroke, Delayed finding ... Hyperthyroidism, Serotonin syndrome
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag ... Syndrome Chronic ... Purple #Urine #Bag ... #Syndrome #PUBS ... #pathophysiology
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Carbenoxolone, SAME, Cushing ... Syndrome • HTN ... diuretics, Bartter syndrome ... , Gitelman syndrom ... Diagnosis #Algorithm #causes
Ventilator Troubleshooting Summary
High PIP, nl Pplat:
 - DDx: Tubing problem, Bronchospasm, Secretions
 - Next Steps: Check
PTX, Alveolar filling ... PTX, Alveolar filling ... - Next Steps: Bag ... BS, CXR, CTPE Fighting ... Treat underlying cause
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
for the neuro-ophthalmologic ... finding of diplopia ... Miller-Fisher syndrome ... Differential #Diagnosis #Causes ... #Ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
response, Serotonin syndrome ... Miosis: Horner's syndrome ... Robertson pupils), DM, SAH ... differential #diagnosis #ophthalmology ... #causes
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Causes of Anterior ... Posner-Schlossman Syndrome ... HIA B27-related syndrome ... Differential #Diagnosis #Causes ... #ophthalmology
Causes of Ascites
Normal Peritoneum
Portal hypertension (SAAG > 1.1 g/dL)
  1. Hepatic congestionl
Causes of Ascites ... hypertension (SAAG ... - Budd-Chiari syndrome ... - Nephrotic syndrome ... peritonitis #Ascites #Causes