13 results
Afferent Pupillary Defect

An afferent pupillary defect passing through its timeline. The pupil that does not react
Afferent Pupillary ... that does not react ... returns to its neutral ... Defect #clinical #video ... #neurology #ophthalmology
Hypercalcemia of Malignancy - Pathophysiology
PTH-mediated
 • Parathyroid cancer
 • Ectopic production: Small cell lung cancer, ovarian
of Malignancy - Pathophysiology ... Rhabdomyosarcoma, papillary ... Cell, Breast Cancer ... Hypercalcemia #Malignancy #Pathophysiology ... Differential #Diagnosis #algorithm
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
of the weakened capillary ... into the deeper retinal ... Hemorrhages • Focal areas ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Anisocoria - Pupillary Defects - Differential Diagnosis Algorithm

Physiological - Simple Anisocoria ( <O.5mm)
 - Anisocoria equal
Anisocoria - Pupillary ... Differential Diagnosis Algorithm ... • Tumor (Lung, Breast ... #Anisocoria #Pupillary ... #Causes #Ophthalmology
Hippus, also known as pupillary athetosis is spasmodic, rhythmic, but regular dilating and contracting pupillary movements
also known as pupillary ... poisoning, altered mental ... cirrhosis, and renal ... PhysicalExam #Clinical #Video ... #Ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
white or yellow areas ... of the terminal retinal ... around atrophic areas ... #Retinopathy #pathophysiology ... #ophthalmology
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
photoreceptors -> Break ... - Distorted central ... blind spots in central ... MacularDegeneration #pathophysiology ... #ophthalmology
Secondary Glaucoma: Pathogenesis and Clinical Findings
Open-Angle Secondary Glaucoma:
 • Pre-trabecular defect -> Aqueous outflow is obstructed
influx and NO in retinal ... > Apoptosis of retinal ... small island of central ... Secondary #Glaucoma #pathophysiology ... #ophthalmology
Posterior staphyloma on Fundoscopy Ocular Examination

Patient presents bilateral posterior staphylomas and areas of scarring and fibrosis
staphylomas and areas ... staphyloma #Scarring #Retina ... PhysicalExam #clinical #video ... #ophthalmology
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
Hospitalization - Pathophysiology ... prolonged bed rest ... wall into capillary ... GI bleeding in general ... Hospitalization #causes #pathophysiology