14 results
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Workup Algorithm 1) ... • Euvolemic (Low ... insipidus (central or nephrogenic ... Workup #Algorithm #nephrology ... #sodium
Hyponatremia Differential Diagnosis Algorithm - Utilizing Uric Acid 
ADH promotes Urea/uric acid excretion along with water
Hyponatremia Differential ... water retention 1) ... Uric Acid - Low ... Diagnosis #Algorithm #nephrology ... #sodium #low #uricacid
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Hypernatremia Diagnosis ... Workup Step 1 ... Repeat the sodium ... NORMAL PLASMA OSMOLALITY ... Workup #Algorithm #Nephrology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
output is a clue). 1) ... , Dehydration: neurologic ... Diabetes Insipidus: neurogenic ... ([Na] / 140) - 1) ... #sodium
How much sodium is in 1 Liter of Normal Saline? In Bags if Potato Chips
How much sodium ... is in 1 Liter of ... Potato Chips 1 ... Thus, 1 L of normal ... #saline #ns #nephrology
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
remember than the normal ... +K / serum Na >1 ... : SIADH, Renal Sodium ... can be high or low ... #nephrology
Hoffman's sign. Even in this specific case, accompanied by a clonus outline (rhythmic contractions). The median
this signal: 1) ... the hand. 3) Now ... #Positive #Abnormal ... clinical #video #neurology ... #PhysicalExam
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Comatose Patient 1. ... etiology of coma Abnormal ... painful stimuli: 1. ... caseyalbin #PhysicalExam ... #neurology #comatose
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... Equina Syndrome - Low ... dysaesthesia, neurogenic ... Myotomes #diagnosis #neurology ... sensory #motor #leg #physicalexam
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
restriction: • Restrict 1 ... promoting passive sodium ... the colon 0.9% Normal ... SIADH #Management #hyponatremia ... #nephrology #treatment