29 results
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
and SUN Classification ... inhabitants 3rd leading cause ... Inflammatory : HLA ... Bartonella SUN Classification ... #SUN #Classification
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
NG drainage - Diarrhea ... Diagnosis #Low #Potassium ... #Table #Classification ... #Causes
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... Vomiting - Diarrhea ... #Hyponatremia #Classification ... Diagnosis #Table #Causes
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Adenosine, Magnesium, Potassium ... #Medications #Classes ... #Classification
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Gl tract loss (Diarrhea ... Diagnosis #Algorithm #causes ... #potassium #low
Shock - Differential Diagnosis by Classification

Hypovolemic (Intravascular volume depletion)
 - Hemorrhagic 
   • Trauma
Differential Diagnosis by Classification ... • Severe diarrhea ... exacerbation (any cause ... Differential #Diagnosis #Classification
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... wasting from other causes ... suggests extra-renal causes ... Laxative use • Diarrhea ... #differential #potassium
TABLE 2. Irritable bowel syndrome (IBS) sub-classifications
lBS-diarrhoea (IBS-D)
 - >25% loose or watery stools; <25% hard
syndrome (IBS) sub-classifications ... lBS-diarrhoea ... constipation and diarrhoea ... Subclassifications #Classes ... #Diagnosis #Diarrhea
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... biliary fistula - Diarrhea ... osmotic diuresis - Potassium ... Hypomagnesemia #Causes
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... constipation, diarrhea ... , nausea, abdominal ... constipation, diarrhea ... of aspiration #Potassium