16 results
Bell's Palsy
Bell’s Palsy is a damage, acute weakness, or paralysis of the Facial nerve (7th CN),
of the Facial nerve ... when the facial nerve ... #Bells #Palsy #neurology ... #anatomy #pathophysiology
Upper Extremity Dermatomes and Myotomes
Motor Function
Shoulder:
 • Abduction - C5,C6 (axillary)
 • Adduction - C6, C7,
to the radial nerve ... in the median nerve ... cause axillary nerve ... regimental badge" anesthesia ... Myotomes #diagnosis #neurology
Erectile Dysfunction: Pathogenesis

Erectile Dysfunction - Persistent or recurrent inability to achieve an erection sufficient to achieve
Erectile Dysfunction Neurologic ... parasympathetic nerve ... and rigidity Endocrinologic ... #Dysfunction #Pathophysiology ... #Urology #Diagnosis
Lower Extremity Dermatomes and Myotomes
Reflexes: 
 • Knee - L2, L3, L4
 • Ankle - S1
saddle (perineal) anesthesia ... damage to peroneal nerve ... Myotomes #diagnosis #neurology
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
Incontinence • Saddle Anesthesia ... damage to sacral nerves ... Syndrome #MSK #pathophysiology
Guillain-Barre Syndrome - Summary

Acute AIDP that presents with rapidly progressive flaccid weakness

Epidemiology:
 • 1-2 cases/100,000 per
Guillain-Barre Pathophysiology ... 30%) • Facial Nerve ... • Pain: Due to nerve ... intrathecal spinal nerve ... management #treatment #neurology
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
reflex. saddle anesthesia ... Syndromes #diagnosis #pathophysiology ... #orthopedics #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
compression of nerve ... • S - Saddle anesthesia ... • after spinal anaesthesia ... diagnosis #causes #neurology
Priapism: Pathogenesis

 - Post-cavernosal venous occlusion -> Post-cavernosal venous drainage is mechanically obstructed e.g. sickle cell
from cavernous nerve ... #Priapism #Pathophysiology ... #Urology #Diagnosis
Trendelenburg Gait: Pathogenesis and clinical findings

Skeletal Pathology of the Hip
 • Arthritis
 • Congenital hip dysplasia
Chondrodysplasia Neurologic ... Superior gluteal nerve ... Trendelenburg #Gait #pathophysiology