3691 results
Central Retinal Artery Occlusion (CRAO)
Anatomy: First branch of the internal carotid artery is the ophthalmic artery
Central Retinal Artery ... the ophthalmic artery ... Causes: - Carotid ... artery stenosis ... also important cause
Etiology of Splenic Infarction:
 • Hypercoagulability: Factor V Leiden, Antiphospholipid syndrome, Malignancy
 • Embolic disease: Atrial
Vasculitis, Splenic artery ... aneurysm, Splenic artery ... differential #diagnosis #causes
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Ischemia - Large artery ... - Small artery ... vasospasm of retinal artery ... Caused by decreased ... Ocular causes -
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal Artery ... central retinal artery ... Central Retinal Artery ... • Slow retinal artery ... retinal edema caused
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
disease Renal Causes ... thrombosis • Renal artery ... and SMA - Can cause ... Urethra/Prostate Causes ... urinary tract) Causes
ACA infarcts are rare because of the collateral circulation provided by the anterior communicating artery. ACA infarct
communicating artery ... Anterior cerebral artery ... anterior cerebral artery ... These are uncommon causes ... 4.4% of stroke cases
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... - Popliteal artery ... aneurysm: Causes
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Dysfunction - Nausea ... • Basilar Artery ... Diagnosis #Algorithm #Causes
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Disease Coronary Artery ... Pleural Thickening/Masses ... Diagnosis #Algorithm #Causes
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
etiologies: Carotid artery ... EricsMedicalLectures/ #Stroke #causes