49 results
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
re-vascularize the ischemic ... causes upregulation ... Retinopathy #Diabetes #ophthalmology ... #diagnosis #complications ... #pathophysiology
Upper and Lower Causes of GI Bleed
Upper:
 • Esophagus: Tear (Mallory Weiss, Boerhaave syndrome), Variceal, Esophagitis,
Upper and Lower Causes ... Weiss, Boerhaave syndrome ... sarcoma, Mesenteric ischemia ... Inflammatory: Ischemic ... #algorithm
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Optic Neuritis • Ischemic ... Midbrain (Parinaud's Syndrome ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Dizziness - Central and Peripheral Causes - Differential Diagnosis
Central Causes:
 • Cerebrovascular:  vertebrobasilar, TIA, Wallenburg,
hemorrhage, Brainstem ischemia ... oticus (Ramsay Hunt syndrome ... canal dehiscence syndrome ... • Cogan's syndrome ... Differential #Diagnosis #algorithm
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
fluffy white ischemic ... Elschnig's Spots • Ischemia ... #Retinopathy #pathophysiology ... #ophthalmology ... signs #symptoms #complications
Causes of Growth Discrepancy: Large for Gestational Age - Differential Diagnosis Algorithm
Maternal Factors:
 • Multiparity
 •
Causes of Growth ... Differential Diagnosis Algorithm ... Sotos syndrome, ... Differential #Diagnosis #Algorithm ... #Causes #Obstetrics
Important Causes of Diplopia 
TIER 1-CRITICAL
Basilar artery thrombosis, Botulism, Basilar meningitis, Aneurysmn
TIER 2-EMERGENT:
Vertebral dissection, Myasthenia gravis,
Important Causes ... , Orbital apex syndrome ... Miller-Fisher syndrome ... Ophthalmoplegic migraine, Ischemic ... differential #diagnosis #ophthalmology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Differential Diagnosis Algorithm ... a mass as the cause ... Cannot Abduct • Ischemia ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... - Refeeding Syndrome ... #causes #potassium ... #low #pathophysiology
Acquired Immunodeficiency Syndrome (AIDS): Summary of Causes and Ocular Manifestations
 • Molluscum lesions
 • Eyelid Kaposi
Immunodeficiency Syndrome ... AIDS): Summary of Causes ... #AIDS #Ocular #Complications ... #ophthalmology