18 results
Peripheral and Central Causes of Vertigo
Peripheral Causes (Common):
 - Labyrinth: Benign paroxysmal positional vertigo, Méniére disease,
Peripheral and Central ... Causes of Vertigo ... Peripheral Causes ... Benign paroxysmal positional ... #diagnosis #neurology
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... labyrinthitis) CENTRAL ... with vascular causes ... #Vertigo #diagnosis ... symptoms #comparison #neurology
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Diagnostic Algorithm ... may be present Central ... auditory findings BPPV ... episodes caused ... #neurology
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
vertigo (BPPV) ... (Wallenberg's syndrome ... Syndrome usually ... #differential #diagnosis ... #neurology
Cardiac Tamponade - Guidelines for Crises in Anaesthesia
Caused by an accumulation of blood, pus, effusion fluid
, e.g. central line ... • Diagnostic ... there is time to wait ... Plan definitive management ... #Management #Workup
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
Airway • Check position ... alfentanil can be diagnostic ... overload / TURP syndrome ... ) • Medical causes ... #Management #Workup
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
Causes: thrombus ... in left lateral position ... possible • If central ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
"waiter's tip" position ... Carpal Tunnel Syndrome ... regimental badge" anesthesia ... Dermatomes #Myotomes #diagnosis ... #neurology #sensory
Intraoperative Tachycardia - Guidelines for Crises in Anaesthesia
Tachycardia in theatre is often due to inadequate depth
Airway • Check position ... Also consider: central ... Anesthesiology #Anesthesia ... Intraoperative #Checklist #Diagnosis ... #Management #Workup
Wernicke Encephalopathy - Acute B1 (Thiamine) Deficiency - Diagnosis and Management
Diagnosis - Caine Criteria (2 of
and Management ... • Changes in mental ... dysfunction (e.g. gait ... development of Korsakoff syndrome ... #Management #neurology