March 16, 2026

David Baldwin

David Baldwin

Noah's Dad

We got through the first leg of this round’s treatments and Noah is doing well.

I’ve buried the lede on MRD results before, but won’t this time. He got a bone marrow test last Monday and the results again came back with no detected leukemia cells. This is another important green checkmark that, as we’ve sadly seen, cannot be taken for granted.

As mentioned in the last post, the schedule for this round is a little different than the others. Starting last Monday, he got four rounds of cytarabine (a 3x higher dose than the last couple rounds) every 12 hours for just two days.

On Wednesday, he received a single injection of Rylaze. While most of the chemo meds indiscriminately destroy fast-replicating cells, this one is more targeted. The gist is that there’s an amino acid that all cells need to survive called asparagine. Healthy cells are able to produce this on their own, whereas leukemia cells are unable to produce it themselves. This amino acid is also present in the bloodstream so leukemia cells are able to pull it from there. Rylaze provides an enzyme that breaks down that amino acid in the bloodstream, thereby starving leukemia cells of something they need to survive.

Noah’s been in remission since round 1. MRD tests after that first round did detect abnormal cells, but below the threshold for “remission” status. The next three MRD tests have not detected abnormal cells, but that doesn’t mean there aren’t any. These sorts of continued treatments are about attacking low-levels of abnormal cells that may be lingering — and from different angles.

He has responded pretty well to this round’s treatment thus far. On the second day he was down for the count and spiked a mild fever, but has been progressively better since. The fever resulted in some precautionary stronger antibiotics for a few days, but he’s off them now.

The second leg of this treatment just started and will be the same deal: 4 treatments of cytarabine and then a shot of Rylaze. Any sort of “poke” is a challenge for him, but I think he’s gotten progressively better with them. Since it was a new drug it’s always good to get that first one out of the way without an allergic reaction. Reactions are not uncommon for this one so he got a cocktail of pre-meds to avoid that.

He did end up having one reaction this round though. He’s had a long battle with the anti-nausea drug Emend. Typically he received a liquid dose of that for the first three days of each treatment. It’s kind of a Pepto-Bismol-y type substance and makes him gag. He’s great with pills, but they don’t have his dosage in pill form. For this last round they tried IV delivery instead. Unfortunately, he immediately had an allergic reaction where breathing was a struggle. I think we all came to the conclusion this drug is not worth it. New this round we did try a little scopolamine patch behind the ear and that seems fine. I don’t have much to compare to, but my sense is he’s had a relatively better time in terms of nausea throughout the rounds.

I’ve lamented the facility issues we’ve encountered. Unfortunately, they persist. We’ve been without warm water for the last few days. Last night, as temperatures dipped, the heat went out for the entire building. It got restored around noon today, but was a bit of an icebox for awhile here. I’ve tested the water a few times today and started to sense a bit of warmth. Unfortunately, there is the return of the black substance in the water. Last time around that preceded a flooding of our room. Let’s hope there is not a reprise of that fiasco. Regardless, we’re here, we’re pushing through, and is what it is. Even though our trust in the facility is absent, our love for the staff only grows.

One quick story on Micah since he gets mentioned less here: My most recent birthday I was home with Micah and heard him hammering something upstairs. Not super uncommon for him to be building, but more typically, destroying, something so I didn’t think anything of it. A few minutes later he came downstairs with a birthday card and a two dollar bill inside. It was a really sweet gesture, but turns out the hammering was him breaking into the piggy bank he wasn’t supposed to open for about 10 years (picture below). He was intent on giving a “real” gift. We have some work to do on what is a “real” gift and that doesn’t involve legal tender.

Thanks for reading. We love you all and over and out.

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Terms in This Post

MRD (Measurable Residual Disease) Testing

A sensitive test that can detect cancer cells at very low levels (as few as 1 in 10,000 cells for AML). Used to determine if a patient is in remission. The threshold for remission is fewer than 5 abnormal cells per 10,000.

Bone Marrow Test / Biopsy

A procedure to collect bone marrow samples (both liquid and solid) from the hip area. Used to check the percentage of leukemia cells remaining and for MRD testing. Noah is under anesthesia for this procedure.

Cytarabine (ara-C)

The most common chemo drug throughout all phases, delivered via IV. It mimics a building block of DNA, and when rapidly dividing cells (like leukemia cells) try to copy their DNA, cytarabine gets incorporated and causes the process to fail.

Emend (Aprepitant)

An anti-nausea medication used to prevent chemo-induced nausea and vomiting. Noah typically received it as a liquid for the first three days of each treatment round. He had an issue with the liquid form as it makes him gag, and an attempt at IV delivery in round 5 caused an allergic reaction. He was switched to a scopolamine patch instead.

Over and Out

During the first round of treatment, Noah and David got walkie-talkies to "super secret communicate" throughout the hospital. The first post after ended with "love you and over and out" and it stuck.

Scopolamine

An anti-nausea medication delivered via a small patch placed behind the ear. Noah was switched to this in round 5 after having an allergic reaction to IV Emend. Unlike Emend, which is taken for the first few days of treatment, the patch provides continuous delivery.

Remission

When MRD testing shows fewer than 5 abnormal cells per 10,000. This does not mean zero cancer cells or that treatment is over — it means the leukemia is "currently" under control. Noah achieved remission after induction 1 with just 1 abnormal cell per 10,000 detected. None were detected after induction 2.

Rylaze

A chemo drug used in round 5, delivered via intramuscular (IM) injection. It is a recombinant form of erwinia asparaginase — an enzyme that breaks down the amino acid asparagine in the blood. Normal cells can make their own asparagine, but leukemia cells cannot and must pull it from the bloodstream. Without that supply, they are effectively starved. Unlike most other chemo drugs Noah has received, which attack DNA, Rylaze targets a metabolic weakness specific to leukemia cells.

Comments (4)

Gracia Lane

Gracia Lane

I love to hear that Noah is doing so well! Such a fighter! Your stories about the hospital are crazy!!!!! I cannot believe there are so many issues! The staff must be amazing, though! Please tell Noah his “old” librarian, Mrs. Lane, said “hello”! 📚💙
Butch Hesse

Butch Hesse

Delighted to hear a seemingly positive report. What an amazing little man Noah is! Micah “ breaking the bank” reveals he’s a very special young man too. Hopefully you didn’t blow the $2 all at one time!
Our thoughts and prayers are with you always
Rhoda Baldwin

Rhoda Baldwin

We continue to be in awe of Noah’s medical team that determines what drug to use when, especially given the different reactions his body has to how the drug is introduced. We are always thankful that God blesses these people with the proper knowledge just at the proper time.
Earlier today, it was a great joy to visit with you, David, and Noah on FaceTime. And then to have Micah pop in from his iPad at home was an extra treat. To see all the smiles and share some laughs is so good for the soul.
I read Isaiah 30:18 the other day; it was explained like this: “Be patient. Sometimes God makes us wait longer, because the blessing is bigger.”
Our prayers continue and His blessings keep arriving - in His perfect time.
Love you 4 from us 2. ❤️❤️❤️❤️
Kathy Sherman

Kathy Sherman

Persistence is the pulse of your report,
David. Persist when a medicine doesn’t work right persist until you find one that does. Persist as you teach us about what you’re learning. Persist because you love your son and his brother and their mother and all of us. That is exactly what our Heavenly Father does. Thank you for this persistent reporting that mirrors the way God persists in His love for us. 🙏🏻❤️

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