65 results
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
with a peripheral cause ... (normal) in 85% ... cause of AVS. ... #Diagnosis #PhysicalExam ... #Neurology #AVS
HINTS Exam - Normal Head Impulse Test = Central Cause

This patient as a normal head impulse
Cause This patient ... as a normal head ... #Test #HINTS #PhysicalExam ... #Clinical #Video ... #Neurology #Vertigo
HINTS Exam - Abnormal Test of Skew (Abnormal Vertical Skew)

In a patient with vertigo symptoms, this
cause of vertigo ... #Test #HINTS #PhysicalExam ... #Clinical #Video ... #Neurology #Vertigo ... #Central
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
T4 → Possibly Central ... hyperthyroidism as ... of pregnancy, critical ... Hyperthyroidism #algorithm #diagnosis ... #endocrinology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
females Differential Diagnosis ... dissociation • Other causes ... trauma/orbital tumor ... #Adies #Pupil #PhysicalExam ... #neurology #ophthalmology
Altered Mental Status - Differential Diagnosis
 • Neurologic: Stroke, Cerebral hypoxia, Cerebral hemorrhage, Seizure, Trauma, TBI,
- Differential Diagnosis ... • Neurologic: ... , Trauma, TBI, Tumor ... #Status #AMS #Differential ... #Diagnosis #Causes
Hypercalcemia Evaluation
1) Clinical clues
 - Is the patient symptomatic?
 - Family history?
 - Have you done
Evaluation 1) Clinical ... clues - Is the ... Primary hyperpara vs ... #differential #diagnosis ... #endocrinology
The Chvostek sign (/ˈkvɒstɪk/) is a clinical sign of existing nerve hyperexcitability (tetany) seen in hypocalcemia.It
alkalosis, such as ... hyperventilation, which causes ... serum Ca2+ with a normal ... #Hypocalcemia #PhysicalExam ... #endocrinology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Myelitis, Trauma, Tumor ... Motor Nerves: ALS ... #differential #diagnosis ... #neurology
Generalized Weakness - Differential Diagnosis Framework
"l feel weak":
 • Infectious: Influenza, EBV, PNA, Bacteremia, Sepsis
 •
- Differential Diagnosis ... Rhabdomyolysis, Critical ... : UMN (stroke, tumor ... Polyneuropathy, ALS ... #causes #neurology