9 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Differential Diagnosis Algorithm ... Urine Mg > 10g • Loop ... DiureticsHypercalcemia-PTH ... Hypomagnesemia #Magnesium #Low
Treatment algorithm for malignancy-associated hypercalcemia.
Hypercalcemia
 - Renal Failure → Dialysis with low Ca++ bath
Aggressive IV hydration
Treatment algorithm ... Dialysis with low ... Volume Overload → Loop ... diuretic IV Bisphosphonate ... Calcitonin Refractory Cases
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... normal volume-based algorithm ... : SIADH, Renal Sodium ... can be high or low ... differential #diagnosis #table
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... Remote use of loop ... alkalosis • Normal/low ... pressure: Active diuretic ... the indicated causes
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
VBG (acidosis), CK ... only if no clear cause ... Elimination (see Table ... acidosis) • Low ... (IV loop diuretic
Algorithm for Diagnosis and Management of Resistant Hypertension in CKD
Pseudoresistant Hypertension - Reduce barriers to adherence:
Algorithm for Diagnosis ... Modifications • Low ... sodium diet mg/ ... Consider other causes ... Add loop diuretic
Malignant Hyperthermia Crisis - Guidelines for Crises in Anaesthesia
Unexplained increase in ETCO2 AND tachycardia AND increased
other, more common causes ... 30 mins, U&E, CK ... with dantrolene Hyperkalaemia ... hyperventilate, sodium ... forced alkaline diuresis
Causes of Hyperkalemia
l. Pseudohyperkalemia
  A Cellular efflux; thrombocytosis, erythrocytosis, leukocytosis, in vitro hemolysis
  B.
Causes of Hyperkalemia ... the epithelial sodium ... Drug-associated: heparin, low-molecular-weight ... High #Potassium #Classification ... #Causes