Brain Matters – Johns Hopkins Medicine Podcasts

This month Jon Weingart discusses a novel way to get past the blood-brain barrier. Program notes: 0:20 Blood brain barrier keeps toxic substances out 1:20 Deliver ultrasound without opening the skin 2:21 Perhaps a skull implant 3:21 How long can it stay in place? 4:21 So many things implanted these days 5:16 No curative therapies […]

This month Michael Lim, MD, talks about using viruses and other aspects of immunotherapy for brain tumors. Program notes: 0:22 Polio virus and brain tumor treatment 1:21 Genetically modify viruses to attack tumors 2:21 Implanted melanoma tumors 3:22 Myeloid cells play an important role 4:23 May not need a neurotropic virus 5:25 Timeline relative to […]

Program notes: 0:14 Large experience here at Hopkins 1:15 Contrast agents accumulates in certain places 2:15 Difference dramatic 3:05 Astrocytoma is an infiltrative tumor 4:07 Not always that a grade 3 becomes a grade 4 5:08 Grade 4 can be so infiltrative that it needs diffuse therapy 6:05 Don’t create a new neurological problem 6:37 […]

Anchor lead:  Can a helmet using electrical fields improve survival from some brain tumors? Elizabeth Tracey reports A helmet employing alternating electrical field pulses has been shown to improve survival from glioblastoma, one type of deadly brain tumor, a study published recently in the Journal of the American Medical Association found. Jon Weingart, a neurosurgeon […]

Anchor lead:  Can new techniques allow better monitoring of brain tumors? Elizabeth Tracey reports All cells shed DNA into blood and bodily fluids when they break open, a fact that’s being exploited in discerning whether cancers have returned or metastasized.  Now the same technique has been used in looking at brain tumors, where the DNA […]

Meningiomas are a common type of brain tumor that may be related to obesity, a recent study discussed in the inaugural production of Brain Matters, a monthly podcast series with Jon Weingart, a neurosurgeon at Johns Hopkins, concludes. Program notes: 0:22 The risk of meningioma 1:23 Biological plausibility 2:25 It’s just not a number that […]