16 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... • Osmotic diuresis ... insipidus • Nephrogenic ... Differential #Diagnosis #Causes ... #nephrology #sodium
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... of hypotonic hyponatremia ... : SIADH, Renal Sodium ... loss (diuretics ... diagnosis #table #sodium
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Etiologies of Hypernatremia ... Insensible losses Sodium ... Insipidus (Decr ADH ... Insipidus (Incr ADH ... Diagnosis #Table #Causes
Hyponatremia (<135 mEq/L) is a common electrolyte abnormality caused by an excess of total body water
Hyponatremia (<135 ... the hyponatremia ... True hyponatremia ... release of anti-diuretic ... #hyponatremia #ADH
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
usually caused by ... , ADH (appropriately ... 2) Is ADH elevated ... the underlying cause ... management #nephrology #sodium
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
Hypernatremia - ... unavailable 2) Osmotic Diuresis ... Diabetes Insipidus: neurogenic ... , nephrogenic 4 ... management #nephrology #sodium
Diuretics and Agents Regulating Renal Excretion

Carbonic Anhydrase Inhibitors (Acetazolamide, Dichlorphenamide)
 • Glaucoma
 • Epilepsy
 • Altitude
nephrotic syndrome • Hyponatremia ... Kidney stones caused ... Lithium-induced nephrogenic ... Tolvaptan) • Treatment ... and euvolemic hyponatremia
Management of Hyponatremia
Hypertonic Saline - Only indicated if patient has severe symptoms + Na < 125
Give
Management of Hyponatremia ... Diuretics ... Add Diuretics, Consider ... SIADH — look for cause ... #sodium
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Diagnosis Framework HEMATOLOGIC ... • Early death Neutropenic ... Constipation • Nausea ... coma SIADH: • Hyponatremia ... • Nausea, vomiting
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
: • Causes can ... promoting passive sodium ... antagonists: • Blocks ADH ... SIADH #Management #hyponatremia ... #nephrology #treatment