67 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... with secondary, hypocalcemia ... #differential #diagnosis ... #causes #nephrology ... #magnesium #low
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
Hypomagnesemia ( ... dysrhythmias Hypokalemia ... • Renal potassium ... metabolism • Hypocalcemia ... Signs #Symptoms #Diagnosis
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... of hypokalemia ... hypokalemia • ... Cushing's syndrome #hypokalemia ... #nephrology #potassium
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... - Polyuria - Hypomagnesemia ... DrEricStrong #Hypokalemia ... #Low #Potassium ... Classification #Causes
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
, Hypermagnesemia ... Hyperreflexia: • Hypocalcemia ... , Hypomagnesemia ... #differential #diagnosis ... #table #neurology
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 ... Intravenous (can cause ... Repletion #management #hypokalemia
Symptoms and Signs of Hypomagnesemia
Neuromuscular:
 - Tetany, Muscle weakness, Chvostek and Trousseau signs, Cerebellar (ataxia, nystagmus,
Dysphagia, Anorexia, nausea ... Miscellaneous: - Hypokalemia ... , Hypocalcemia, ... #magnesium #Symptoms ... #Signs #diagnosis
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
Hypokalemia Differential Diagnosis Algorithm using Urine Potassium to Creatinine Ratio

#Hypokalemia #Differential #Diagnosis #Algorithm #Potassium #Creatinine #Ratio
Hypokalemia Differential ... Diagnosis Algorithm ... using Urine Potassium ... Creatinine Ratio #Hypokalemia ... Creatinine #Ratio #nephrology
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