27 results
Bilateral tonic pupils observed in the patient with Ross syndrome. 
Absence of bilateral pupillary contraction despite
Bilateral tonic ... patient with Ross syndrome ... Absence of bilateral ... #bilateral #reflex ... #neurology #absent
Meralgia paresthetica: Pathogenesis and Clinical Findings
Compression/injury of Lateral Femoral Cutaneous Nerve (LFCN) -> Meralgia paresthetica
 •
Compression/injury of Lateral ... Following must be absent ... gait, strength, reflexes ... on palpation of lateral ... MeralgiaParesthetica #MSK
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 ... Sciatica: often bilateral ... Differential Diagnosis ... Examination - bilateral ... #causes #neurology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
of the cell -> Bilateral ... • Leukocoria (absent ... partial retinal red reflex ... ophthalmology #diagnosis ... #signs #symptoms
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
and Myotomes Reflexes ... • Cauda Equina Syndrome ... dysfunction, and bilateral ... dorsum of foot and lateral ... #neurology #sensory
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Cauda Equina Syndrome ... of normal leg reflexes ... not have to be bilateral ... #MSK #pathophysiology ... #diagnosis #symptoms
Hypothyroidism and Hyperthyroidism - Symptoms and Signs
Hypothyroidism:
 - General - From asymptomatic to myxedema coma, “Like
Hyperthyroidism - Symptoms ... • Thinning of lateral ... ophthalmopathy ocular ... Amy Chung, MD, MSc ... #Signs #Diagnosis
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
unresponsiveness; the absence ... Differential Diagnosis ... dysfunction to the bilateral ... • Vestibulo-ocular ... #PhysicalExam #neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
result in permanent neurologic ... involved - Bilateral ... (more commonly bilateral ... #differential #diagnosis ... #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
bladder and rectal reflex ... #diagnosis #pathophysiology ... #signs #symptoms ... #msk #orthopedics ... #neurology