9 results
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... A urine K/Cr ratio ... Laxative use • Diarrhea ... A urine K/Cr ratio ... consumption • Low
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... Osmotic diuresis (see ... mannitol, glucosuria Low ... loss • Watery Diarrhea ... #Causes
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... alkalosis • Normal/low ... the indicated causes ... of sodium and potassium ... #Algorithm #nephrology
Salicylate Toxicity - Diagnosis and Management

Consider if:
1) Patient is hot and altered
2) You see tachypnea with
altered 2) You see ... no respiratory cause ... History of acute or chronic ... Potassium, Low ... Resuscitation 2) Urine
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
GI losses - Chronic ... diarrhea / IBD ... Differential #Diagnosis #Low ... Magnesium #Table #Classification ... #Causes #Workup
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... Loss (Negative urine ... net charge) • Diarrhea ... Cell Problem - Low ... #Causes
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... some time, let’s see ... levels: realllly low ... normal/high - Chronic ... #workup #hematology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
reabsorption) Workup ... lysis) ± Urine ... only if no clear cause ... acidosis) • Low ... Management #Treatment #potassium
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... Drug-associated: heparin, low-molecular-weight ... Diagnosis #High #Potassium ... #Classification ... #Causes