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Support > Patient-to-Patient > Patient Experiences & Guidance

Bexxar, preceded by Stem cell Collection

Good morning,

I'm not sure where we'd be today, or if Joanne would be at all, if it weren't for radioimmunotherapy - a therapy that was not available when she was first diagnosed in 1996.

As I'm fond of repeating, each person's lymphoma can behave and respond to treatment differently. For Joanne the clinical growth tempo was one of steady progression, but, thankfully, the lymphoma remained sensitive to each round of chemotherapy. Joanne had five rounds of chemotherapy between 1997 and 2004, interspersed with rituxan therapy (2x), ant-cd22 (1x), interferon (1x), and idiotype vaccines (3x). Rituxan provided only a short period of stable disease and slightly reduced tumor burden.

CHOP began from necessity in 1997 because of a suspected transformation. If the lymphoma was not stopped and reversed by CHOP therapy at that time, Joanne could not have survived very long. She had a massive pelvic tumor and new lesions were showing up simultaneously almost everywhere along with all the classic b-symptoms. The gallium scan lit up like a Christmas tree, including extensive involvement in her liver and other organs.

The visible tumors resolved very quickly with CHOP x 6. A residual mass did not light up with a subsequent gallium scan, and resolved with time ... about the time that new lesions showed up in the axilla region some eight months latter.

A second round of watchful waiting (along with the usual herbal concoctions), did not last very long.
... The lymphoma progressed. The axilla nodes already the size of large oranges when she first tried Rituxan x 8 in 1999

The response to Rituxan x8 as a single agent was not what we'd hoped for - some softening of the very large axilla nodes; a short period of stable disease, perhaps lasting 5 months. Joanne's general oncologist advised us to see a specialist and consider clinical trials.

In baseball middle relief pitchers are the players that you rely on to keep you in the game so that you have a chance to win in the later innings. Oral low dose PEP-C played this role for Joanne. We called on it 3 times, and each time it regressed the lymphoma significantly (70, 80, and 90%).

We tried PEP-C with Rituxan, and followed it with interferon, and with vaccines. The goal being to make the remission last longer ... and we noticed some progress: Responses to oral PEP-C seemed to be improved each time and seemed to last a little longer, particularly when followed by vaccines. But the improvement in response duration was hardly statistically or clinically significant.

How many times can you go to the same formula? Arms get tired; PEP-C has toxicities ... The clinical pace of the lymphoma continued: tumors grew back often before Joanne's hair, taking it's toll on her body and her sense of well-being.

So we felt it was time to try to achieve a durable remission. The plan was not feasible in 1996. The only option (having already tried CHOP) would have been stem cell transplant -- which, was already recommended by an expert at MDACC. The plan was to build on the response to oral low dose PEP-C by following it with high dose cytoxan in order to reduce the tumor burden further and to simultaneously collect stem cells, and to follow this with radioimmunotherapy. The goal was to eradicate the tumor masses with a sequential approach - consolidating chemo therapy with targeted radioimmunotherapy (RIT).

It should be noted that Joanne had no detected lymphoma in her marrow at this time (by sensitive PCR testing) following PEP-C, which supported this plan. Stem cells were collected as a precaution, which would make it easier to try SCT in the future should it be needed.

The pesky nodes in her neck (our visible marker of progress) shrank further in response to high dose cytoxan, but did not disappear. The single infusion of high dose cytoxan also caused severe nausea for a day, and longer lasting fatigue, and very, very low WBC counts, which dropped to near zero before rising very slowly in response to the Leukine (gm-csf) injections. Leukine is given to encourage stem cells to migrate into the blood where they can be captured from the by a machine - a process called aphaeresis. Following days of leukine injections and blood tests, and harvesting days of low yield, her counts rose dramatically one day and the stem cell collection was completed.

The next phase was a rest period, giving Joanne's body and platelets time to recover.

Dosimetric dose (day 1):

About a month later, the first course of bexxar was given to determine the clearance rate of the drug so the therapeutic dose can be calibrated. The pesky neck nodes enlarged to grapefruit size in reaction to it! Why? We hoped it was inflammation, and worried that her doctors might recommend that treatment be stopped when they saw it.

Therapeutic dose (day 2):

A few days later, we traveled back to NYC for the therapeutic dose. We asked about her painfully enlarged neck lesion. Should we be concerned? The experts just shrugged ... "I've seen this before, a few times ...." was the only comment provided. The therapeutic dose was administered. We returned home to PA, Joanne lying six feet away in the back of our CRV; hoping not to set off radiation alarms in the Lincoln tunnel.

Slowly but surely those pesky markers of progress became smaller and eventually disappeared. Joanne hasn't had a CT confirmation of the response to treatment but it's clear that there's no evidence of disease now for almost 3 years. Her counts have returned to normal, as has her weight and muscle tone. The change in how we both feel, incalculable.

I'm rewriting our personal story to illustrate radioimmunotherapy can return lives to normal. Importantly, numerous clinical trials have demonstrated that radioimmunotherapy can achieve durable remissions in a sizable number of patients. http://www.lymphomation.org/treatment-rit.htm#about This is why I take CMS's proposal to cut reimbursements for RIT as a personal threat to Joanne and to others; and why we have to vigorously contest it. It took more than 10 years for Bexxar to win approval, but there's no guarantee it will be available to those who need it next year. *The risk to RIT is real.* So please take time a few seconds to endorse our letter, and to ask loved ones and friends to do the same.

Our Letter to CMS on RIT:
PDF http://www.lymphomation.org/CMS-RIT.pdf
Web http://www.lymphomation.org/CMS-letter-RIT.htm
Endorse http://www.lymphomation.org/CMS-endorse-RIT.htm

All the best,

~ Karl

JoanneS DX 1/96 = nhl-low follicular, Stage III, no bone marrow
involvement - initial W&W, but with progression

11-96 antineoplastons Clinical trial
PR - 30%, followed by progression ...
11-97 ... suspected transformation, not confirmed by core biospy
12-97 6 x CHOP
CR , relapse 8 mo DX = same as original (low grade)
12-99 Rituxan 8x
Stable
06-00 LL-2 (anti-cd22) Clinical trial
Stable
04-01 Rituxan 4x (4/20) seq with oral low dose PEP-C
PR ~ 80%
12-01 Repeat PEP-C
PR ~ 70%
04-02 Favrille idiotype vaccine
Stable
11-02 Rituxan + CpG Clinical Trial
Stable
01-03 oral low dose PEP-C
PR ~ 80%
04-03 Inteferon-alpha-2b
(rationale: to maintain response during rest)
07-03 Favrille idiotype vaccine Clinical trial
Stable
07-04 MRI detects some progression.
Begin oral low dose PEP-C 4 week + 2 week every other day
Result: ~ 90% response *
Bone marrow negative (PCR)
11-04 High dose cytoxan, Neupogen, Stem cell harvesting
(Harvesting while PCR negative,
as precaution, and to reduce tumor burden further)
02-05 Bexxar
(Neck nodes increased by 5x after dosimetric dose,
probably inflammation)
09-07 No palpable nodes detected (2.7 yrs out)

* Response and time to next chemotherapy improving over time.

 
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