10 results
Hypernatremia Diagnosis and Workup

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

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Algorithm 1) ... Check Urine Osmolality ... renal mechanism 2) ... #Algorithm #nephrology ... #sodium
Hypernatremia Differential Diagnosis Algorithm - Diabetes Insipidus Workup

Step #1 - Consider the history
Step #2 - Assess
Diagnosis Algorithm ... Diabetes Insipidus Workup ... history Step #2 ... #Sodium #nephrology ... #insipidus #DI
Flowchart to diuretic use in acute heart failure.

(A) Congestion with volume overload. 

(B) Treatment algorithm after
intravenous; SGLT2‐I, sodium–glucose ... linked transporter 2 ... ultrafiltration; UO, urine ... #CHF #Algorithm ... #HeartFailure #Cardiology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
normal volume-based algorithm ... Urine Na+K / serum ... : SIADH, Renal Sodium ... : Hypovolemia, Hypervolemia ... #nephrology
Hyponatremia - Differential Algorithm
Isotonic Hyponatremia: Hyperlipidemia, Hyperproteinemia, Recent TURP
Hypotonic Hyponatremia: 
 • Hypovolemia: Diuretics/Nephropathies, Vomiting, Diarrhea,
• Hypovolemia: Diuretics ... polydipsia • Hypervolemia ... Alcohol MH/CCF ... diagnosis #causes #nephrology ... #sodium #low
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
osm (in DI; high ... water unavailable 2) ... Osmotic Diuresis ... Treatment #management #nephrology ... #sodium
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
Na delivery): CHF ... reabsorption) Workup ... lysis) ± Urine ... 10U reg IV + 1-2 ... Treatment #potassium #nephrology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
3 questions to work ... 2) Is ADH elevated ... Measure urine osmolality ... Treatment #management #nephrology ... #sodium
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Causes of Hyperkalemia ... nephron - TTKG > 7, Urine ... Low EABV (e.g., CHF ... nephropathy • Beta-2 ... IntercellularShift #Nephrology