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Let's Try Radiation Therapy!

2023-07-28 · letter vlog · Hank · 4:48 · watch on YouTube

Topic: Health (also: Personal life) · mode: Explainer · tags: heavy topic

Hank tells John about his first radiation therapy appointment after chemotherapy: how the beams target where his lymph nodes were swollen, why it feels like nothing, and why cancer treatment is about trade-offs between cure and deadly side effects.

What is said

The parts of the video and what is said in each (★ — how much it matters to the video).

00:00:00 — The hospital's secret cancer-patient entrance, the signage and the tissues

  • ★★ Hank says his hospital has a secret special entrance for cancer patients at the bottom of the parking garage; the first time, he thought he would have to find another way in. — 00:00:00 · cancer
  • ★★ Hank says it takes a while to absorb being a cancer patient; at first it doesn't seem like that is you, though the hospital's signage keeps driving it home. — 00:00:13 · cancer

00:00:29 — First radiation appointment; recap of chemo results and likely microscopic disease

  • ★★★ Hank tells John that today was his very first radiation therapy appointment, which was weird. — 00:00:29
  • ★★★ Hank recaps that chemotherapy killed so much of his cancer that doctors can no longer find it inside him. — 00:00:35 · chemotherapy, cancer
  • ★★ Hank says his doctors think he likely still has microscopic disease, probably centered where his lymph nodes were very swollen. (hedged) — 00:00:43 · cancer

00:00:58 — How radiation therapy works: targeting, lethal-dose comparison, the silent eight minutes, crossing beams and the adaptive shutter

  • ★★ Hank says the plan is to aim a radiation beam at just the area where his lymph nodes were swollen, mapped from a high-resolution image taken at diagnosis. — 00:00:58
  • ★★★ Hank explains that cancer cells are more susceptible to radiation than regular cells, so the beam damages some regular cells too but hurts the cancer cells worse. — 00:01:06 · cancer
  • ★★ Hank says radiation therapy means lying before a particle accelerator that shoots high-energy photons at a rate somewhat comparable to what Fukushima workers received after the meltdown. — 00:01:20
  • ★★ Hank says the dose would kill you immediately if given to the whole body at once; it is spread over several weeks and aimed at one area instead. — 00:01:35
  • ★★ Hank says the treatment is not intense at all: it is entirely silent, he felt nothing, and he lay there for eight minutes. — 00:01:56
  • ★★ Hank explains that the machine shoots from several angles so the diseased area where beams intersect gets a high dose: with five beams, five times the dose, elsewhere about one-fifth. — 00:02:05
  • ★★ Hank describes an adaptive shutter that changes shape to fit the beam to where his lymph node inflammation was; it almost looks alive. — 00:02:33

00:02:55 — Why Hank is a good candidate, and cancer treatment as trade-offs between cure and deadly side effects

  • ★★ Hank says the radiation is invisible and, unlike chemotherapy, feels like nothing, which doesn't mean it isn't a big deal or dangerous. — 00:02:55 · chemotherapy
  • ★★★ Hank says he is a good candidate for radiation therapy partly because his cancer's location lets the beams miss his heart, hitting a little of his lung at low dose. — 00:03:02
  • ★★ Hank says being 43 also helps: a seven-year-old would have 80 years to develop a secondary cancer from radiation, he only about half that, so his chances are lower. — 00:03:25 · cancer
  • ★★★ Hank says treating cancer is not about maximizing the chance of cure but about maximizing it while minimizing the chance of severe side effects. — 00:03:33 · cancer
  • ★★ Hank lists side effects of treatment that can kill: heart failure needing a transplant, secondary cancers more dangerous than his current one, pulmonary embolism and stroke. — 00:03:54 · cancer
  • ★★★ Hank concludes that cancer treatment, like a lot of things, is less about decisions than about trade-offs. — 00:04:09 · cancer
  • ★★ Hank says he doesn't love that more could be done to prevent relapse but isn't because of other considerations, but that is the situation. — 00:04:14

00:04:23 — McDonald's, the DoorDash mix-up with Dakota's sushi, and sign-off

  • ★ After treatment Hank got McDonald's, then ordered boba home through DoorDash; the receipt showed he got Dakota's sushi instead, and he assumes Dakota got his boba. (playful) — 00:04:23

In the description and comments

  • ★ In a reply comment, Hank adds that the radiation machine does make a noise when it turns on, the most pathetic tiny little noise. — creator comment
  • ★ In a reply comment, Hank says he asked the DoorDash driver, who said once Hank had the order it could not be taken back. (playful) — creator comment

Humor (significant)

  • Hank reads the sign at the cancer patients' entrance and assumes it isn't for him. — 00:00:13

    “oh shoot, we're going to have to find some other way into the hospital”

  • Hank notes hospital waiting rooms don't usually have this many tissues. — 00:00:29

    “Like, I feel bad for not crying when I'm in here.”

  • After explaining the lethal dose is avoided by spreading it out, Hank offers a mock catchphrase. — 00:01:50

    “As I always say, not dying from radiation poisoning.”

  • After the eight silent minutes of a particle accelerator shooting photons into him, Hank's next step is fast food. — 00:02:00

    “You lay there for eight minutes and then you go get McDonald's.”

  • Hank's DoorDash boba order went to a stranger named Dakota, and Hank got Dakota's sushi instead. — 00:04:40

    “And life gave me cancer and Dakota's sushi.”

Threads in this video

Where the stories that moved here went next

Mentioned

Central: cancer · opportunity cost · Radiation therapy

Also: chemotherapy · DoorDash · Fukushima nuclear accident · Heart failure · McDonald's · Pulmonary embolism · Stroke

Also centred on opportunity cost: A Video about Videos · Why Can't America Have a Grown-Up Healthcare Conversation? · How to Make Goals, Not Resolutions · This Video Is Actually Three Videos

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