45 results
Hypernatremia Classification and Features According to Volume Status
 - Hypervolemic hypernatremia - Cushing's syndrome, Primary hyperaldosteronism,
hypernatremia - Cushing's syndrome ... hypernatremia - DI, Central ... Classification #Features #Diagnosis ... #Comparison #Table ... #Nephrology
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential Diagnosis ... • Osmotic diuresis ... • Central diabetes ... #Causes #nephrology
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
patient with vertigo symptoms ... worrisome for a CENTRAL ... cause of vertigo ... #Positive #Neurology ... #Central #Vertigo
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
patient with vertigo symptoms ... worrisome for a CENTRAL ... cause of vertigo ... #Neurology #Vertigo ... #Central
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Impulse Test = Central ... patient with vertigo symptoms ... worrisome for a CENTRAL ... #Neurology #Vertigo ... #Central
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... classified as a "central ... Vestibular paroxysmia Central ... Vertigo #Peripheral #Central ... #diagnosis #neurology
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
Visual or auditory symptoms ... conjunction with symptoms ... attributable to central ... Inflammatory causes ... #neurology #inflammatory
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
Distinguishing Central ... #physicalexam #Central ... Peripheral #Vertigo #diagnosis ... #neurology #bppv ... #comparison #table
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
- Differential Diagnosis ... • Hypovolemic: Diuretics ... Diabetes insipidus (central ... , Cushing syndrome ... Workup #Algorithm #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
- Differential Diagnosis ... Polydipsia • Central ... #Differential #Diagnosis ... #Algorithm #causes ... #nephrology