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Intro.
00:06
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Today's Reflection
00:14
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What are the types of stroke in general?
00:33
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What are the causes of ischemic stroke?
01:01
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What are, the phases of ischemic stroke?
01:57
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What, are the imaging findings of brain infarction in hyperacute phase?
02:30
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Where is loss of gray white differentiation seen most often?
03:38
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What, are the imaging findings of brain infarction in acute phase?
03:57
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What are the Imaging findings of brain infarction in subacute phase?
04:46
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Are there conditions, that predispose to hemorrhagic transformation?
05:38
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What does hemorrhagic transformation look like?
05:50
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What are the imaging findings of brain infarction, in chronic phase?
06:21
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What are the imaging findings of brain infarction, in chronic phase?
06:21
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Which arteries, form the anterior circulation?
07:05
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Which arteries, form the posterior circulation?
07:49
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Which arteries are commonly involved in ischemic stroke?
08:20
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What are the cortical anatomic patterns of stroke, caused by obstruction of various arteries?
08:55
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What is the deep anatomic patterns of stroke caused by obstruction of various arteries?
09:33
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What are the patterns of stroke in infratentorial posterior circulation?
10:02
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Are there conditions that mimic brainstem infarcts on imaging?
10:36
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What are watershed areas?
12:02
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What causes watershed territory infarcts?
12:24
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What is the anatomic pattern of watershed territory strokes?
12:55
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Are there any other stroke patterns caused by global hypoperfusion?
13:33
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What are lacunar infarcts?
13:55
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What is the anatomic pattern of lacunar infarcts?
14:24
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What is the imaging pattern of vasculitic infarcts?
15:02
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What is venous infarction?
15:30
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What are the underlying causes of venous thrombosis?
16:03
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What is the imaging appearance of venous infarction?
16:28
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What are the direct imaging findings, of venous thrombosis itself?
17:31
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How is stroke currently managed?
18:27
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What is the purpose of imaging for triage, at the time of stroke presentation?
18:51
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Which modality is most commonly used for stroke triage?
19:29
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What do we look for in NCCT for stroke triage?
19:37
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How is the extent of brain infarct determined on stroke triage CT?
20:00
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How is ASPECTS score obtained for MCA stroke?
20:15
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Which areas are assessed to calculate the ASPECTS score?
20:37
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How is ASPECTS score used?
21:32
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Which are the advanced imaging techniques used in stroke?
22:01
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How is advanced imaging used in stroke?
22:18
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Which parameters are used in perfusion imaging?
22:30
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What, is the purpose of diffusion weighted imaging in stroke?
23:13
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And how is diffusion imaging used for timing an infarct?
23:41
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What is the significance of penumbra, and its application in stroke?
24:53
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What is the application of arterial imaging in stroke?
25:36
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How is significant carotid stenosis diagnosed on ultrasound?
26:23
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What is the Doppler sonographic finding of subclavian steal syndrome?
27:46
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What was covered in this reflection?
28:20