8 results
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Chronic Hypertensive ... Ophthalmic Artery Hypertension ... retinal nerve fiber ... #Retinopathy #pathophysiology ... #ophthalmology
Ocular Ultrasound Pocketcard
Painless Vision Loss
 • Retinal Detachment 
 • Posterior Vitreous Detachment 
 • Vitreous
Ocular Ultrasound ... Vision Loss • Retinal ... Idiopathic Intracranial Hypertension ... Pocus101 #Ocular #Ultrasound ... diagnosis #radiology #ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... Exudates • Nerve fiber ... of VEGF causing fine ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
from choroid to retina ... products from retina ... RPE -> Loss of photo ... MacularDegeneration #pathophysiology ... #ophthalmology
Diffuse Systemic Sclerosis (Scleroderma)
 - Pulmonary Fibrosis -> Crackles, Abnormal CXR
 - Pulmonary Hypertension, Right Heart
- Pulmonary Hypertension ... Malignant HTN -> Renal ... ) - Finger/hand ... and bushy - Finger ... #Scleroderma #pathophysiology
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Vision changes • Hypertensive ... by 24 hours or longer ... Immunosuppressive agents, Renal ... /Hypertensive emergency ... Etiology: • Pathophysiology
Cotton Wool Spots- "In otherwise healthy patients, the observance of a cotton wool spot (CWS) is
in diabetic or hypertensive ... #wool #spots #retina ... #Ophthalmology ... #photo #hypertensive
Hepatorenal Syndrome (HRS)

Definition:
• Functional, potentially reversible kidney impairment.
• Occurs in advanced liver disease: cirrhosis, severe alcoholic
vasodilation → ↓ renal ... perfusion + ↑ renal ... Pathophysiology: ... • Portal hypertension ... Normal kidney ultrasound