15 results
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
and Workup Step ... HYPERVOLEMIC • CHF ... • nephrotic syndrome ... #Diagnosis #Workup ... #Algorithm #Nephrology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) ... Check Urine Osmolality ... , Cushing syndrome ... #Algorithm #nephrology
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Syndrome of Inappropriate ... Reduced GFR, AKI/CRF ... Hypo-osmolar urine ... #Nephrology #Differential
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Syndrome of Inappropriate ... Reduced GFR, AKI/CRF ... Hypo-osmolar urine ... #Nephrology #Differential
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... Measure urine osmolality ... demyelination syndrome ... include vaptans (HF ... #management #nephrology
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Framework and Management ... Heat stroke - Metabolic ... Weakness - Dark urine ... Hyperuricemia • Hyponatremia ... #nephrology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Syndrome ... /constipation, hyponatremia ... Treatment: • Plasmapheresis ... #diagnosis #management ... #treatment #neurology
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
resistance • Metabolic ... irrigation • Management ... • Hyponatremia ... Tolvaptan) • Treatment ... Excretion #Diuresis #Nephrology
Methotrexate Renal Toxicity 
Prevention:
 • Alkalinize the urine, keep urine ph >7
 • Start pre-treatment 12
, keep urine ph ... fluids till you see metabolic ... alkalosis • Forced ... Renal #Toxicity #management ... #treatment #nephrology
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
status and low urine ... acute coronary syndrome ... #differential #algorithm ... #foamed #heartfailure ... #chf #criticalcare