12 results
Workup of Hypercalcemia - Differential Diagnosis Algorithm
High or Normal PTH:
 • Hyperparathyroidism: Parathyroid adenoma, Parathyroid hyperplasia,
Workup of Hypercalcemia ... Differential Diagnosis Algorithm ... Low PTH: • High ... PTHrP: Malignancy ... PTHrP: - Low
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... - Hypokalemia ... Differential #Diagnosis #Low ... Magnesium #Table #Classification ... #Causes #Workup
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... Syndrome • HTN, High ... Aldosterone: Malignant ... • HTN Absent: Loop ... and thiazide diuretics
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential ... Diagnosis Algorithm ... Hyperaldosteronism: malignant ... >20 mEq/24 h - Diuretics ... Gitelman's syndrome #Hypokalemia
Treatment algorithm for malignancy-associated hypercalcemia.
Hypercalcemia
 - Renal Failure → Dialysis with low Ca++ bath
Aggressive IV hydration
Treatment algorithm ... for malignancy-associated ... Dialysis with low ... Volume Overload → Loop ... diuretic IV Bisphosphonate
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Differential Diagnosis Algorithm ... tubular transport • Diuretics ... (loop/thiazide) ... • Malignant Hypertension ... Differential #Diagnosis #Algorithm
Treatment algorithm for malignancy-associated hypercalcemia
 • Aggressive IV hydration
 • IV Bisphosphonate +/- Calcitonin
 • Renal
Treatment algorithm ... hypercalcemia ... : Dalysis with low ... Volume overload: Loop ... diuretic • Lymphoma
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
Algorithm for patients ... with hypokalemia ... Urine Cl - Loop ... diuretics, Thiazide ... diuretics, Mg2+
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... urinary losses: • High ... ↑ Aldosterone: Malignant ... consumption • Low ... Alkalosis: Emesis, Diuretics
Causes of Hypokalemia - Differential Diagnosis Algorithm
Decreased intake (rare cause in isolation)
GI loss - Urine loss
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... contracted • Loop ... diuretics / Bartter's ... syndrome • Thiazide diuretics