25 results
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Diagnosis Algorithm ... Medication • Hypomagnesemia ... • Gitelman's syndrome ... • Bartter's syndrome ... Differential #Diagnosis #Algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Hypercalcemia - Hypokalemia ... - Hungry bones syndrome ... Low #Magnesium #Table ... Classification #Causes #Workup
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... and hypomagnesemia ... Hypokalemia ... overdose) - Sodium ... renal Fanconi syndrome
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Agents to Treat Hyperkalemia ... Sodium zirconium ... for hydrogen and sodium ... Side Effects: Hypomagnesemia ... #pharmacology #table
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hypercalcemia, Hypermagnesemia ... Guillain-Barré syndrome ... Hyperreflexia: • Hypocalcemia ... , Hypomagnesemia ... differential #diagnosis #table
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Renal K loss • Hypomagnesemia-induced ... hypokalemia • ... differential #diagnosis #algorithm
Gitelman Syndrome Pathophysiology
Gitelman Syndrome is a rare autosomal recessive salt-losing tubulopathy with a prevalence of 1-
Gitelman Syndrome ... Pathophysiology Gitelman Syndrome ... thiazide-sensitive sodium-chloride ... H+ secretion → Hypokalemia ... Hypermagnesuria, Hypomagnesemia
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Differential Diagnosis Algorithm ... • Refeeding Syndrome ... Alkalosis • Hypokalemia ... • Hypomagnesemia ... Osteomalacia • Fanconi Syndrome
Hypocalcemia - Differential Diagnosis Algorithm - Low and High Phosphate
LOW PHOSPHATE
 - Low/NormaI PTH
Hypocalcemia - Differential ... Diagnosis Algorithm ... Malnutrition with Hypomagnesemia ... Phenytoin, Nephrotic Syndrome ... (CaSR) • Hypomagnesemia
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
Inherited (AR) hypokalemic ... thiazide-sensitive sodium ... thiazide-sensitive sodium ... , mild hypomagnesemia ... potassium wasting) • Hypomagnesemia