273 results
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs ... partial retinal red reflex ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs
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
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
Myelopathy - Injury to the entire spinal cord - Signs and Symptoms
 • Ataxia (early sign)
spinal cord - Signs ... Ataxia (early sign ... Hyperreflexia (deep-tendon reflex ... weakness (late sign ... dexterity loss (early signs
Positive Hoffmann's sign (finger flexor reflex) in a patient with Multiple Sclerosis

The Hoffmann's reflex test itself
Positive Hoffmann's sign ... (finger flexor reflex ... are not useful signs ... to cerebellar signs ... Clinical #Video #Signs
Syncope - Findings, Signs and Symptoms by Classification
 - Reflex Syncope 
 - Cardiogenic Syncope
Syncope - Findings, Signs ... Classification - Reflex ... #CriticalCare #Sign
Brudzinski's Sign in Meningitis

Forced flexion of the neck elicits a reflex flexion of the hips. It
Brudzinski's Sign ... neck elicits a reflex ... #Brudzinskis #Signs
Thyroid Eye Signs 
Lid Signs
    Dalrymple’s Sign: Lid Retraction.
    Von
Thyroid Eye Signs ... Lid Signs ... Dalrymple’s Sign ... Von Graefe’s Sign ... ENDOCRINOLOGY #OPHTHALMOLOGY
Radiculopathy: Signs and Symptoms
 • Back/Neck Pain
 • Decr Range of motion
 • Abnormal posturing
 •
Radiculopathy: Signs ... • Decr tendon reflexes ... • Spurling's sign ... pain Lasegue's sign ... MSK #diagnosis #signs
Woltman’s sign on Physical Exam

53-year-old man presented with fatigue and sensitivity to cold. A physical examination
Woltman’s sign on ... the ankle jerk reflex ... — Woltman’s sign ... Woltman’s sign, ... #Woltmans #Signs