Andrew Dixon ◉

MBBS (Hons) FRANZCR

Andrew is a Consultant Radiologist at the Alfred Hospital in Melbourne, Australia. He has primary subspecialty expertise in neuroradiology, with secondary interests in musculoskeletal imaging and trauma radiology.

He is a keen radiology educator, having achieved international recognition for his courses including Radiopaedia's Trauma Radiology Course, Emergency Radiology Course and Medical Imaging Anatomy Course. He founded the Radiology Channel on YouTube.

He is currently Radiopaedia's academic director and was co-convenor of the Radiopaedia Virtual Conference in 2020, 2021, 2022 and 2023.

Andrew is a director of Radiopedia Events Pty Ltd

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Andrew Dixon ◉

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Skull base schwannoma

Jugular foramen schwannoma

Intracochlear schwannoma

Acute PCA infarct

Glossopharyngeal neuralgia due to vascular compression

Jugulotympanic paraganglioma

Acute internal carotid artery dissection

Traumatic dural venous sinus thrombosis

Traumatic dural venous sinus thrombosis with intrasinus gas

Cord compression due to osseous metastases

Dural venous sinus thrombosis and intracranial hypertension

Falx and cavernous sinus fat

Aneursym related subarachnoid hemorrhage with hydrocephalus

MCA infarct with CT perfusion and clot retrieval

Prominent perivascular space

Anatomy Quiz (Skull base)

Acute severe hepatic encephalopathy

Cerebral fat embolism syndrome

Hypoxic-ischemic brain injury

Diffuse axonal injury

Demyelination with bilateral facial colliculus involvement

Cerebral arteriovenous malformation with lobar hemorrhage

HSV encephalitis

Cyst of the medullary conus

Planum sphenoidale meningioma

Hypoxic-ischemic brain injury

Uncal herniation with Kernohan phenomenon

Major head trauma

Extradural hematoma

Subdural hematoma, uncal herniation and Duret brainstem hemorrhage

Elderly CT brain

Falx subdural hematoma and sulcal subarachnoid hemorrhage

Normal CT brain

Combined traumatic and hypertensive hemorrhage

Severe facial fractures and right orbital encephalocele

Traumatic intracranial hemorrhages

Traumatic sulcal subarachnoid blood

Absent swallow tail sign in Parkinson disease

Substantia nigra anatomy

Red rumped swallow (diagram)

Cerebellar agenesis

Limbic encephalitis - small cell lung cancer

Tumefactive multiple sclerosis

Hot nose sign - brain death

Hirayama disease

Pituitary macroadenoma

CSF overshunting and intracranial hypotension

Pineal cyst

Multiple system atrophy (MSA-P)

Pontine infarction

Acute hemorrhagic leukoencephalitis

Cavernous sinus thrombosis

Moyamoya disease

Atypical teratoid rhabdoid tumor (AT/RT)

PHACE syndrome

Subacute combined degeneration of the cord

Spontaneous lumbar intraspinal hematoma

Pseudo-subarachnoid hemorrhage

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