15 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Renal Loses - Medications ... abnormalities - Hypercalcemia ... - Hypokalemia ... Differential #Diagnosis #Low
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm Low ... • Hypomagnesemia ... • Osmotic diuresis ... amzn.to/2LmUODZ #Hypokalemia
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... Hypokalemia ... - Insulin (high ... panitumumab) #Drugs #hypokalemia ... #Medications #differential
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
with secondary, hypocalcemia ... - Acquired: Medications ... pentamidine), Hypercalcemia ... renal transplant, Diuretic ... nephrology #magnesium #low
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Agents to Treat Hyperkalemia ... to moderate); hypokalemia ... ; hypokalemia; constipation ... disturbances (including hypokalemia ... Potassium #Binding #Hyperkalemia
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Hyperkalemia - Diagnosis ... acidosis) • Low ... emcrit.org/ibcc/hyperkalemia ... management of hyperkalemia ... #Hyperkalemia
Gitelman Syndrome Overview

What?
• Inherited (AR) hypokalemic salt-losing tubulopathies affecting the thiazide-sensitive sodium chloride cotransporter
• Gitelman's syndrome
tubule (DCT) Clinical ... Family history of hypokalemia ... • Unexplained hypokalemia ... pressure Labs: • Hypokalemia ... pathophysiology #Hypokalemia
Pragmatic diagnostic algorithm for hypokalemia. 
***Typical presentations: 
 • Vomiting: urine Na/Cl > 1.6, low urine
algorithm for hypokalemia ... urine Na/Cl > 1.6, low ... urine Na/Cl < 0.7, high ... genetic testing *If hypokalemia ... reporting.137,138 #hypokalemia
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
immature blasts and high ... syndrome • Triggers: Diuretics ... , Elevated Cr, Low ... hydration - Hyperkalemia ... unless worrisome EKG
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
classes, including a diuretic ... disorders including hypokalemia ... 109 mm Hg) with clinical ... hormonal excess or hypokalaemia ... Hyperthyroidism, Hypercalcemia