Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
Find Dr. Brennan's expertise for a condition
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- Elite
- AstrocytomaDr. Brennan isElite. Learn about Astrocytoma.
- Brain TumorDr. Brennan isElite. Learn about Brain Tumor.
- GlioblastomaDr. Brennan isElite. Learn about Glioblastoma.
- GliomaDr. Brennan isElite. Learn about Glioma.
- Metastatic Brain TumorDr. Brennan isElite. Learn about Metastatic Brain Tumor.
- Distinguished
- Atypical Teratoid Rhabdoid Tumor (ATRT)Dr. Brennan isDistinguished. Learn about Atypical Teratoid Rhabdoid Tumor (ATRT).
- Embryonal Tumor with Multilayered RosettesDr. Brennan isDistinguished. Learn about Embryonal Tumor with Multilayered Rosettes.
- EpendymomaDr. Brennan isDistinguished. Learn about Ependymoma.
- Gliomatosis CerebriDr. Brennan isDistinguished. Learn about Gliomatosis Cerebri.
- GliosarcomaDr. Brennan isDistinguished. Learn about Gliosarcoma.
- NeuroepitheliomaDr. Brennan isDistinguished. Learn about Neuroepithelioma.
View All 10 Distinguished Conditions
- Advanced
- Acoustic NeuromaDr. Brennan isAdvanced. Learn about Acoustic Neuroma.
- Awake CraniotomyDr. Brennan isAdvanced. Learn about Awake Craniotomy.
- Brain Stem CancerDr. Brennan isAdvanced. Learn about Brain Stem Cancer.
- Choroid Plexus PapillomaDr. Brennan isAdvanced. Learn about Choroid Plexus Papilloma.
- Dysembryoplastic Neuroepithelial Tumors (DNET)
- HydrocephalusDr. Brennan isAdvanced. Learn about Hydrocephalus.
View All 10 Advanced Conditions
- Experienced
- ALK-Positive Non-Small Cell Lung CancerDr. Brennan isExperienced. Learn about ALK-Positive Non-Small Cell Lung Cancer.
- ApoplexyDr. Brennan isExperienced. Learn about Apoplexy.
- Arachnoid CystsDr. Brennan isExperienced. Learn about Arachnoid Cysts.
- Bone Marrow AspirationDr. Brennan isExperienced. Learn about Bone Marrow Aspiration.
- Brain AbscessDr. Brennan isExperienced. Learn about Brain Abscess.
- Brain HerniationDr. Brennan isExperienced. Learn about Brain Herniation.
View All 27 Experienced Conditions
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