CT angiography | STROKE MANUAL

Carotid angioplasty and stenting (CAS)

Carotid angioplasty and stenting - follow up CTA

ISCHEMIC STROKE / PREVENTION Carotid angioplasty with stenting (CAS) David Goldemund M.D.Updated on 27/03/2024, published on 27/01/2022 [toc] ~ 10-20% of ischemic strokes are caused by significant carotid stenosis (TOAST 1) the risk of stroke or vascular death with symptomatic ICA stenosis >70% is up to 26%/2 years, depending on symptoms, gender, and severity of ... Read more

Carotid Body Tumor

ADD-ONS / OTHER VASCULAR DISORDERS Carotid Body Tumor David Goldemund M.D.Updated on 06/01/2024, published on 21/11/2021 [toc] the carotid body tumor (glomus tumor) is a rare tumor, but it represents the most common extra-adrenal paraganglioma more common in females, typically diagnosed in the 4th to 5th decade of life most cases are sporadic; 10% are ... Read more

Cerebral hyperperfusion syndrome

Cerebral hyperfusion syndrome - enhancement on FLAIR (HARM)

ADD-ONS Cerebral hyperperfusion syndrome (CHS) David Goldemund M.D.Updated on 16/03/2024, published on 04/11/2021 [toc] Cerebral Hyperperfusion Syndrome (CHS) is a clinical condition characterized by a significant increase in cerebral blood flow that exceeds the autoregulatory capacity of the brain, leading to a spectrum of neurological symptoms CHS can occur within hours to days after a ... Read more

Pulmonary A-V malformation

Pulmonary arteriovenous malformation (PAVM) on MR angiography (Schneider, 2008)

ISCHEMIC STROKE / CLASSIFICATION AND PATHOGENESIS Pulmonary A-V malformation David Goldemund M.D.Updated on 03/03/2024, published on 31/10/2021 [toc] pulmonary arteriovenous malformation (PAVM) comprises abnormal connections between pulmonary arteries and veins synonyms: pulmonary AVM, pulmonary arteriovenous fistula, pulmonary arteriovenous aneurysm PAVMs are rare in the general population it is estimated that 70-80% of PVAMs are related ... Read more

Administration of iodinated contrast agents

NEUROIMAGING Administration of iodinated contrast agents David Goldemund M.D.Updated on 05/01/2024, published on 18/05/2021 [toc] Menu an iodinated contrast agent is a form of a radiocontrast agent (radiographic dye) containing iodine, which enhances the visibility of vascular structures and organs during radiographic procedures routes of administration: intravenous intraarterial oral others (rectal, cystourethral, and intra-articular) main ... Read more

Etiology and clinical presentation of intracerebral hemorrhage

Typical locations of bleeding in hypertensive patients

INTRACEREBRAL HEMORRHAGE Etiology and clinical presentation of intracerebral hemorrhage David Goldemund M.D.Updated on 21/03/2024, published on 16/04/2021 [toc] intracerebral hemorrhage (ICH) is characterized by spontaneous rupture of blood vessels within the cerebral parenchyma, leading to focal hematoma formation and subsequent mass effect ICH accounts for approx. 10-20% of all strokes the 30-day mortality is up ... Read more

Superficial siderosis

SUBARACHNOID HEMORRHAGE Superficial siderosis David Goldemund M.D.Updated on 11/03/2024, published on 06/04/2021 [toc] cerebral superficial siderosis (SS) is a rare condition characterized by the deposition of hemosiderin (hemoglobin breakdown product) in the subarachnoid space (SA) on the surface of the brain and spinal cord, regardless of etiology its exact prevalence is not well-established due to ... Read more

TEST – registration

ISCHEMIC STROKE / CLASSIFICATION AND ETIOLOGY Etiologic classification of ischemic stroke David Goldemund M.D.Updated on 09/11/2023, published on 04/04/2021 1. Evaluation of ischemic stroke etiology 1.1 Brain imaging 1.2 Vascular imaging 1.3 Arrhythmias detection 1.4 Cardiac imaging 1.5 Laboratory tests 2. Classification of ischemic stroke 2.1 Pathophysiologic classification 2.2 Etiologic classification 2.3 Classification based on ... Read more

TCD/TCCD vasospasm monitoring

NEUROIMAGING / NEUROSONOLOGY TCD/TCCD vasospasm monitoring David Goldemund M.D.Updated on 14/03/2024, published on 31/03/2021 vasospasm is a contraction of the muscular wall of an artery, resulting in its stenosis and reduced flow the prevalence of vasospasms (VSP) following SAH is 50-70% vasospasms in SAH patients occur around day 3-5 and last up to 3-4 weeks ... Read more

Brain aneurysm diagnosis

Aneurysm of the intracranial ICA segment

SUBARACHNOID HEMORRHAGE Brain aneurysm diagnosis David Goldemund M.D.Updated on 09/03/2024, published on 30/03/2021 [toc] in each patient with a subarachnoid hemorrhage (SAH), it is necessary to identify the source by examining the arterial circulation CT angiography (as part of the usual baseline imaging) serves as the primary diagnostic modality for aneurysm detection in the acute ... Read more