13 results
Cerebral Salt Wasting vs SIADH - Pathophysiology 
1) Neurological event
2) Sodium loss from tubules
3) Naturiesis →
Pathophysiology 1) ... Neurological event 2) ... Sodium loss from ... #hyponatremia # ... comparison
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Workup Step 1 ... Repeat the sodium ... Step 2. ... administration Step 3. ... EUVOLEMIC • SIADH
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... remember than the normal ... +K / serum Na >1 ... differential #diagnosis #table ... #sodium #nephrology
Hyponatremia - Diagnostic Evaluation Algorithm

Step 1: Consider whether Posm may actually be normal or elevated
Step 2:
Algorithm Step 1: ... elevated Step 2: ... Gravity Step 3: ... tests Step 5: If SIADH ... considered likely, the cause
SIADH Treatment Options
1. Treat underlying cause of SIADH: Pain, Primary lung pathology, Post-operative phenomenon, Medications, Basically
Options 1. ... Treat underlying cause ... hospitalization) 3. ... promoting passive sodium ... #Management #hyponatremia
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
Management of SIADH ... restriction: • Restrict 1 ... promoting passive sodium ... the colon 0.9% Normal ... #Management #hyponatremia
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
, Dehydration: neurologic ... water unavailable 2) ... post-obstructive 3) ... Diabetes Insipidus: neurogenic ... #sodium
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
is usually caused ... 1) Is it hypotonic ... 2) Is ADH elevated ... the underlying cause ... #sodium
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this signal: 1) ... middle finger. 2) ... the hand. 3) Now ... Hoffmanns #Sign #Reflex ... #Positive #Abnormal
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Comatose Patient 1. ... safe to stop 2. ... stimulation 3. ... Sternal rub 3. ... #PhysicalExam #neurology