25 results
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
Hypomagnesemia ( ... dysrhythmias Hypokalemia ... • Renal potassium ... metabolism • Hypocalcemia ... #Signs #Symptoms
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Transcellular Shift ... MatthewHoMD #Hypokalemia ... Diagnosis #Algorithm #nephrology ... #low #potassium
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - ... with secondary, hypocalcemia ... pentamidine), Hypercalcemia ... diagnosis #causes #nephrology ... #magnesium #low
Symptoms and Signs of Hypomagnesemia
Neuromuscular:
 - Tetany, Muscle weakness, Chvostek and Trousseau signs, Cerebellar (ataxia, nystagmus,
of Hypomagnesemia ... Miscellaneous: - Hypokalemia ... , Hypocalcemia, ... Anemia #Hypomagnesemia ... #magnesium #Symptoms
Evaluation and Management of Hypokalemia

Hypokalemia is often asymptomatic. Evaluation begins with a search for warning signs
search for warning signs ... transcellular shifts ... of concurrent hypomagnesemia ... important because magnesium ... depletion impedes potassium
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
Checklist Approach to Hypokalemia ... Concomitant severe hy pomagnesemia ... route = severe hypokalemia ... /hr for severe hypokalemia ... #Checklist #Hypokalemia
Potassium Electrolyte Repletion
If patient also has hypomagnesemia, replete magnesium before repleting potassium
Oral:
 • Pills (ask pharmacy
Potassium Electrolyte ... patient also has hypomagnesemia ... , replete magnesium ... before repleting potassium ... Repletion #management #hypokalemia
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... to moderate); hypokalemia ... Side Effects: Hypomagnesemia ... ; hypokalemia; constipation ... disturbances (including hypokalemia
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... Hypokalemia ... - Shift from extracellular ... panitumumab) #Drugs #hypokalemia ... differential #diagnosis #nephrology
Clinical Feature of Hypomagnesemia and Magnesium Deficiency
 • Electrolyte Disturbance: Hypokalemia, Hypocalcemia
 • Neuromuscular and central
and Magnesium Deficiency ... Electrolyte Disturbance: Hypokalemia ... , Hypocalcemia ... #diagnosis #signs ... #symptoms #Treatment