What is the investigation of choice for suspected intracranial bleed in trauma?

NCCT Head

The most common cause of nontraumatic subarachnoid hemorrhage (SAH) is ______.

Rupture of berry aneurysm

True or False: MRI is the initial investigation for transient ischemic attack (TIA).

False. The initial investigation for TIA is USG Doppler of carotid vessels.

What sign on NCCT indicates a hyperacute infarct?

Hyperdense MCA sign

Riddle: I’m the condition where blood flow reverses in the vertebral artery due to a proximal subclavian thrombosis. What am I?

Subclavian Steal Phenomenon

For chronic intracranial bleed diagnosis, the investigation of choice is ______.

MRI

Which of the following is a sign of hyperacute infarct on NCCT? A) Fogging effect B) Wedge-shaped hypodense area C) Hyperdense MCA sign D) Sulcal effacement

C) Hyperdense MCA sign

True or False: The swirl sign on NCCT indicates an old bleed.

False. The swirl sign indicates active bleeding in acute EDH.

What is the most common primary brain tumor?

Meningioma

Fill in the blank: The most common cause of SAH is ______.

Trauma

Which imaging technique is the gold standard for evaluating a vein of Galen malformation?

Six-vessel angiography

Riddle: I’m a sign of increased intracranial pressure, often seen in children with hydrocephalus. What am I?

Midline hypoanechoic tubulocystic lesion

The initial investigation of choice for hydrocephalus in a child is ______.

USG (open fontanelle)

True or False: The 'butterfly glioma' is a characteristic feature of medulloblastoma.

False. The butterfly glioma refers to glioblastoma multiforme.

What does the term 'Dawson's fingers' refer to in MRI findings?

Demyelinating lesions along periventricular veins

Which condition is characterized by 'candle dripping appearance' and is associated with seizures?

Tuberous sclerosis

Fill in the blank: The 'salt and pepper appearance' on imaging is associated with ______.

Paragangliomas

What is the most common cause of macrocephaly associated with raised NAA peak on spectroscopy?

Canavan's disease

Riddle: I can cause obstructive hydrocephalus and am often seen at the foramen of Monro. What am I?

Subependymal Giant Cell Astrocytoma (SEGA)

True or False: The 'hockey stick sign' is associated with Creutzfeldt-Jakob Disease (CJD) imaging.

True

What is the typical imaging feature of an acute hemorrhagic stroke?

Hyperdense area on NCCT

The 'empty delta sign' is associated with ______.

Deep venous sinus thrombosis

Which imaging modality is best for visualizing small atherosclerotic plaques?

USG Doppler

Fill in the blank: The 'geographic lytic lesion with beveled edges' is characteristic of ______.

Eosinophilic granuloma

True or False: The most common primary intraparenchymal brain tumor is meningioma.

False. The most common primary intraparenchymal brain tumor is glioma.

What pattern of calcification is seen in Sturge-Weber syndrome?

Tram track pattern

Riddle: I am a rare brain tumor, often calcifying, and derived from Rathke’s pouch. What am I?

Craniopharyngioma

Which leukodystrophy is characterized by increased density in the basal ganglia and thalamus?

Krabbe's disease

Fill in the blank: The 'golf ball appearance' is associated with ______.

Cementoblastoma

What is the most common tumor to show calcification?

Craniopharyngioma