10 results
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... Osmotic diuresis • Central ... insipidus • Nephrogenic ... Differential #Diagnosis #Causes ... #nephrology #sodium
The HINTS Exam - Differentiating Central vs Peripheral Vertigo

Head Impulse Test
Nystagmus
Test of Skew

Animation by Dr. Y.
The HINTS Exam - ... vs Peripheral Vertigo ... Nystagmus Test ... #PhysicalExam # ... #Peripheral #Neurology
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Diagnosis Workup Algorithm ... Diabetes insipidus (central ... or nephrogenic) ... Diagnosis #Workup #Algorithm ... #nephrology #sodium
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
HINTS Exam - Normal ... = Central Cause ... This patient as ... #HINTS #PhysicalExam ... Clinical #Video #Neurology
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
The head impulse test ... with a peripheral cause ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
HINTS Exam - Abnormal ... Test of Skew (Abnormal ... cause of vertigo ... #HINTS #PhysicalExam ... Clinical #Video #Neurology
Hypernatremia - Differential Diagnosis and Treatment
Hypernatremia is almost always due to unreplaced water loss (free water
based on history, exam ... , Dehydration: neurologic ... Diabetes Insipidus: neurogenic ... with D5 fluids or enteral ... #sodium
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Differential Diagnosis Algorithm ... response • Central ... #Polyuria #Nephrology ... #Causes
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
of breath • Neurologic ... • Early death Neutropenic ... • Dyspnea at rest ... Progressive decline in mental ... coma SIADH: • Hyponatremia
Diagnostic algorithm for differentiating vestibular neuritis from stroke in patients with AVS. This sequence of testing
Diagnostic algorithm ... components: targeted neurologic ... disposition, even if the cause ... CNS, Central nervous ... Posterior #CVA #HINTS #Exam