38 results
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - ... , Acute spinal cord ... Guillain-Barré syndrome ... finding in spinal cord ... diagnosis #table #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
- Spinal Cord Syndromes ... result in permanent neurologic ... involved) - Tendon reflex ... in deep tendon reflexes ... differential #diagnosis #neurology
Orbicularis Reflex in an Alzheimer's Patient on Physical Exam

Alzheimer's is a degenerative, progressive and irreversible disease.
Orbicularis Reflex ... time, and can cause ... delusions and, in some cases ... One of the first ... clinical #video #neurology
Causes of Neuromuscular Weakness
 • Spinal Cord: Demyelinating Disease (MS), Epidural abscess, Infarction, Syringomyelia, Tetanus, Transverse
Causes of Neuromuscular ... Weakness • Spinal Cord ... Guillain-Barre syndrome ... Neuromuscular #Weakness #Causes ... differential #diagnosis #neurology
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
PATM Can decrease first ... respiratory drive due to neurologic ... obesity-hypoventilation syndrome ... Pneumonia, asthma, COPD ... hepatopulmonary syndrome
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
- Emergency Causes ... Diagnosis: • Spinal cord ... spondylitis • Tethered cord ... differential #diagnosis #causes ... #neurology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
, T1 (median) Reflexes ... Erb's Palsy is caused ... hand" ± Horner Syndrome ... Carpal Tunnel Syndrome ... Myotomes #diagnosis #neurology
Causes of Hemiplegia - Differential Diagnosis Algorithm
Cerebral Hemisphere (Contralateral motor cortex)
 • Aphasia
 • Apraxia
 •
Causes of Hemiplegia ... Unilateral Spinal Cord ... Brown-Sequard Syndrome ... #Hemiplegia #Neurology ... Diagnosis #Algorithm #Causes
Urinary Casts and Disease Associations
Hyaline - May be nonspecific; seen in normal individuals or during severe
Urinary Casts and ... diuretic use), first ... Fatty - Nephrotic syndrome ... edgarvlermamd - Nephrology ... Microscopy #Diagnosis #Nephrology
Orthopedic Emergencies
Compartment Syndrome
 • An increase in compartment pressure to the point where tissue perfusion is
Syndrome caused ... loss of spinal cord ... function and reflex ... level of spinal cord ... bulbocarvenosus reflex