23 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
cause of AVS and ... with a central cause ... #Diagnosis #PhysicalExam ... #Neurology #AVS ... #HeadImpulse #Testing
HINTS Exam - Unidirectional Nystagmus - Left-beating

In a patient with vertigo symptoms, this finding is reassuring
Nystagmus - Left-beating ... cause of vertigo ... Nystagmus #HINTS #PhysicalExam ... Video #Negative #Neurology ... #Peripheral #Vertigo
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... Causes of Hyporeflexia ... Hyperreflexia #Testing ... #diagnosis #table ... #neurology
Peripheral Vertigo
Time course and symptoms characteristics are very helpful in distinguishing between causes of peripheral vertigo.
Benign
Peripheral Vertigo ... distinguishing between causes ... of peripheral vertigo ... #differential #diagnosis ... #comparison #table
HINTS Exam - Distinguishing Central from Peripheral Vertigo
 • Head Impulse: Head thrust 10° with eyes
TylerLarsenMD #HINTS #physicalexam ... #Central #Peripheral ... #Vertigo #diagnosis ... #neurology #bppv ... #comparison #table
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Characteristics of Peripheral ... Central Vertigo PERIPHERAL ... with vascular causes ... Central #Vertigo #diagnosis ... symptoms #comparison #neurology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... plateletcount), peripheral ... smear, HIV/HCV testing ... (CVID, WAS), (neurologic ... #Differential #Diagnosis
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... - Differential Diagnosis ... Cerebral salt wasting ... inappropriate antidiuretic hormone ... #nephrology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Central Vertigo PERIPHERAL ... #Vertigo #Causes ... #differential #diagnosis ... #neurology
Diagnosis of Myasthenia Gravis - Physical Exam Maneuvers
 • Sustained lateral gaze for seconds to elicit
Diagnosis of Myasthenia ... ptotic eyelid will cause ... Hering's law) • Testing ... Myasthenia #Gravis #PhysicalExam ... #neurology