10 results
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... - Vertigo - Differential ... vomiting, auditory symptoms ... Temporal Bone Fracture ... /signs, bidirectional
Diagnostic Algorithm for Dizziness and Vertigo
Peripheral Vertigo:
 • Attacks: Sudden, severe, can last anywhere from seconds
Algorithm for Dizziness ... or minutes with vascular ... causes • Nystagmus ... Long symptom-free ... Vertigo #Algorithm #differential
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Stridor - Differential ... Mechanical: • Larynx fracture ... Hemangiomas • Vocal cord ... #diagnosis #causes ... pulmonary #airway #physicalexam
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... and signs below ... compression by fractured ... Causes: 1. ... Vascular/Blockage
Prader-Willi Syndrome: Pathogenesis and clinical findings
 • Maternal uniparental disomy: inheriting 2 copies of maternal chromosome
Prader-Willi Syndrome Signs ... /Symptoms/Complications ... Incr Skeletal fractures ... , sleep apnea, cor ... pathophysiology #peds #pediatrics
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... vertigo (BPPV) - Short-lived ... Vascular disorders ... varying neurologic signs ... #differential #
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Heat Stroke - Differential ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... Hyperventilation, Dizziness ... #diagnosis #causes
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... so-called ‘red flag’ symptoms ... - Emergency Causes ... Diagnosis: • Spinal cord ... #diagnosis #causes
Intermittent Bilateral Exophthalmos (Alternating Exophthalmos and Enophthalmos) on Physical Exam

Observing this patient in silence for a
Existing case reports ... patient- bilateral symptoms ... reports. ... Differentials for ... ophthalmology #physicalexam
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
multiple spinal cord ... - Causes progressive ... 4) progressive muscular ... fasciculations Common Symptoms ... conditions listed in differential