44 results
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Varies • No neurologic ... with vascular causes ... change • Neurologic ... positional episodes caused ... differential #diagnosis #neurology
HINTS Exam - Bidirectional Nystagmus 

In a patient with vertigo symptoms, this finding is worrisome for
for a CENTRAL cause ... Clinical #Video #Positive ... #Neurology #Central
The head impulse test (HIT) result is positive (abnormal) in nearly all patients with a peripheral
HIT) result is positive ... with a peripheral cause ... with a central cause ... #PhysicalExam #Neurology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... Glomerular Proteinuria (Positive ... sediment - WBC/RBC casts ... #Proteinuria #Nephrology ... Diagnosis #Algorithm #Causes
Hypotension - Guidelines for Crises in Anaesthesia

Hypotension is commonly due to unnecessarily deep anaesthesia, the autonomic
hypovolaemia or combined causes ... check measured FiO2 ... Airway • Check position ... potential surgical causes ... team. ❼ Consider causes
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
check measured FiO2 ... Airway • Check position ... Consider potential causes ... POTENTIAL CAUSES ... levelling patient position
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
Erb's Palsy is caused ... "waiter's tip" position ... palsy" is a common cause ... Dislocation - May cause ... Myotomes #diagnosis #neurology
Hepatitis B Virus Serology and Interpretation
HBsAg - Anti-HBs - Anti-HBc - HBeAg - Anti-HBe
 - Acute
Hepatitis B Virus Serology ... (about 10% of cases ... immunity) - False-positive ... HepatitisB #HBV #Serology
Romberg's Test for Proprioception
History: First described in the 19th century in patients with tabes dorsalis (later
syphilis) Meaning: Positive ... Observe when patient closes ... open and closed Positive ... Rombergs #Test #neurology
Causes of Sudden Unexpected Death in Infancy (SUDI) - Differential Diagnosis Algorithm
Congenital Anomaly / Disorder:
 •
Causes of Sudden ... Arrhythmia • Neurologic ... Prone Sleeping position ... Diagnosis #Algorithm #Causes