12 results
Aortic Dissection Pearls
Aortic dissection is caused by a tear in the tunica intima, the innermost layer
Aortic Dissection ... is caused by a ... the wall of the aorta ... Evaluation: 1. ... Consider aortic
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
atheroemboli) • Aorta ... - Aortic dissection ... - Aortic mural ... coagulation and other causes ... Venous #Arterial #pathophysiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
• Ischemia of optic ... optic nerve swelling ... Leakage of optic ... #Retinopathy #pathophysiology ... #ophthalmology
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Causes of Secondary ... Approach (when evaluation ... renovascular or endocrine causes ... Causes: • Vascular ... Coarctation of aorta
Varicocele: Pathogenesis and clinical findings
Primary:
 - Anatomically: the left spermatic vein drains into the left renal
the abdominal aorta ... retroperitoneal masses ... #Varicocele #Pathophysiology
Renal Nutcracker Syndrome Pathophysiology
Nutcracker syndrome = compression of the left renal vein between the aorta and
Nutcracker Syndrome Pathophysiology ... vein between the aorta ... Can cause microscopic ... Nutcracker #Syndrome #Pathophysiology
Orbital Apex Syndrome secondary to Herpes Zoster Ophthalmicus (HZO)

This 81 yo male was referred to our
to our for an evaluation ... other potential causes ... the condition, case ... steroids (some cases ... clinical #video #ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
retinal edema caused ... after CRAO -> Pale Optic ... Occlusion #CRAO #pathophysiology ... #ophthalmology
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
• Significant cause ... most frequent cause ... Increased IOP leads to optic ... ClosedAngle #Glaucoma #pathophysiology ... #ophthalmology
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
those coming off aorta ... identifies 85 to 95% of cases ... required +/- prompt ophthalmology