14 results
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs ... / Symptoms / Complications ... partial retinal red reflex ... #ophthalmology ... #diagnosis #signs
Alzheimer’s Disease: Pathogenesis and Clinical Findings
Risk factor for Late Onset Alzheimer's (99% of cases):
 - Increasing
chromosome 21) Signs ... / Symptoms / Complications ... seizure, primitive reflexes ... #geriatrics #diagnosis ... #signs #symptoms
Cauda Equina Syndrome
Causes:
 • Large lumbar degenerative disc herniation (central)
 • Severe lumbar spondylosis
 • Neoplasm
lumbar spine Signs ... / Symptoms / Complications ... of normal leg reflexes ... #diagnosis #symptoms ... #signs
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
Differential Diagnosis ... • Mutism Pathophysiology ... • Examine for signs ... #PhysicalExam #neurology ... #comatose #diagnosis
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
diffuse light reflex ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs ... #symptoms #complications
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
bladder and rectal reflex ... Injury #Syndromes #diagnosis ... #pathophysiology ... #signs #symptoms ... #orthopedics #neurology
Periorbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Dacryoadenitis: infection of the lacrimal glands
b. Conjunctivitis: inflammation of the
- pupillary reflex ... Periorbital #Cellulitis #pathophysiology ... #ophthalmology ... #diagnosis #signs
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
lateral sclerosis Pathophysiology ... of UMN and LMN signs ... of UMN and LMN signs ... both UMN and LMN signs ... EMG: LMN Signs in
Mixed Urinary Incontinence: Pathogenesis and Clinical Findings

Urgency Urinary Incontinence (UUI) -> Urinary leakage preceded by a
Incr PVR if a complication ... Incontinence #Mixed #Pathophysiology ... #Signs #Symptoms ... #Urology #Diagnosis
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
with systemic, neurologic ... and ophthalmic complications ... systemic sx + signs ... required +/- prompt ophthalmology ... GCA #Temporal #Signs