Frank Gaillard ◉ ◈

MBBS, MMed, FRANZCR, Hon. FRCR

Associate Professor Frank Gaillard is the Founder and Editor in Chief of Radiopaedia.org, which he began in December 2005. He is also a neuroradiologist at the University of Melbourne Department of Radiology of the Royal Melbourne Hospital in Australia.

In 2021, in recognition of his contribution to radiology education, he was made an Honorary Fellow of the Royal College of Radiologists (UK).

Disclosures:

Nothing to disclose

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Frank Gaillard ◉ ◈

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PCNS lymphoma - with hemorrhage

Skull metastasis from lung

Glioblastoma IDH wild-type

Toxoplasmosis

Oligoastrocytoma (IDH1 positive)

Astrocytoma, IDH-mutant

Pachymeningitis

Perivascular spaces

Subacute stroke

Glioblastoma IDH wild-type (dural tail)

Posterior fossa ependymoma

Pituicytoma

Demyelination

Posterior fossa ependymoma

Venous sinus thrombosis and hemorrhage

Sphenoid encephalocoele

Oligodendroglioma (IDH-mt, 1p19q codeleted)

Cerebral arteriovenous malformation - huge

Intracranial hemorrhage due to aneurysm

CNS lymphoma

Cerebral abscess

Normal cervical spine MRI - including Dixon sequences

Pleomorphic xanthastrocytoma

CSF leak from meningocoele in Marfan's disease

Spontaneous intracranial hypotension

Nasopharyngeal carcinoma with cerebral abscess

Trigeminal schwannoma

Spontaneous intracranial hypotension

False localization of CSF leak on nuclear medicine myelogram

CSF rhinorrhea from encephalocoele secondary to pseudotumor cerebri

Normal wrist CT

Aqueduct stenosis with corpus callosum hypoattenuation post shunting

Viral meningitis and papilledema

Meningioma (dual component)

Cerebellar metastasis

Communicating hydrocephalus

Alzheimer's disease

Normal brain MRI

Meningioma

Glioblastoma IDH wild-type

Intracranial hypertension (pseudotumor cerebri)

Intracranial hypertension (pseudotumor cerebri)

Intracranial hypotension following multiple lumbar punctures

Pseudotumor cerebri

Pseudotumor cerebri

Intraorbital dermoid cyst

Arteriovenous malformation (cerebral)

Lobar hemorrhage

Planum sphenoidale meningioma

Solitary fibrous tumor (hemangiopericytoma)

Bilateral acute on chronic subdural hemorrhages

En plaque meningothelial meningioma with bony inolvement

Angiomatous meningioma

Angiomatous meningioma

Meningioma - microcystic

Meningioma with hemorrhagic necrosis

Meningothelial meningioma

Meningothelial meningioma with abundant edema

Atypical meningioma (WHO grade II)

Cryptococcoma of the cerebellum

CADASIL (CT only)

Glioblastoma, IDH- wildtype (pseudoprogression)

Oligoastrocytoma NOS with pseudoprogression

Chordoid meningioma

Spinal meningioma

Ureteric jets

Mondini malformation

Fenesteral otosclerosis

Dysembryoplastic neuroepithelial tumor (DNET)

Dysembryoplastic neuroepithelial tumor (DNET)

Normal brain MRI (TLE protocol)

Medulloblastoma

Intraventricular simple cyst

Stapes prosthesis - medial migration

Diffuse astrocytoma NOS ("protoplasmic" and gemistocytic components)

Normal pressure hydrocephalus

Dural venous sinus thrombosis

Lung cancer

Disclosures: