The Emperor of All Maladies: A Biography of Cancer (58 page)

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Authors: Siddhartha Mukherjee

Tags: #Civilization, #Medical, #History, #Social Science, #General

BOOK: The Emperor of All Maladies: A Biography of Cancer
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If a man die
,” William Carlos Williams once wrote, “it is because death / has first possessed his imagination.” Death possessed the imagination of my patients that month, and my task was to repossess imagination from death. It is a task almost impossibly difficult to describe, an operation far more delicate and complex than the administration of a medicine or the performance of surgery. It was easy to repossess imagination with false promises; much harder to do so with nuanced truths. It demanded an act of exquisite measuring and remeasuring, filling and unfilling a psychological respirator with oxygen. Too much “repossession” and imagination might bloat into delusion. Too little and it might asphyxiate hope altogether.

In his poignant memoir of his mother’s illness
, Susan Sontag’s son, David Rieff, describes a meeting between Sontag and a prominent doctor in New York. Sontag, having survived uterine and breast cancer, had been diagnosed with myelodysplasia, a precancerous disease that often sours into full-blown leukemia. (Sontag’s myelodysplasia was caused by the high-dose chemotherapy that she had received for the other cancers.) The doctor—Rieff calls him Dr. A.—was totally pessimistic. There was no hope, he told her flatly. And not just that; there was nothing to do but wait for cancer to explode out of the bone marrow. All options were closed. His word—the Word—was final, immutable, static. “
Like so many doctors
,” Rieff recalls, “he spoke to us as if we were children but without the care that a sensible adult takes in choosing what words to use with a child.”

The sheer inflexibility of that approach and the arrogance of its finality was a nearly fatal blow for Sontag. Hopelessness became breathlessness, especially for a woman who wanted to live twice as energetically, to breathe the world in twice as fast as anyone else—for whom stillness
was
mortality. It took months before Sontag found another doctor whose attitude was vastly more measured and who was willing to negotiate with her psyche. Dr. A. was right, of course, in the formal, statistical sense. A moody, saturnine leukemia eventually volcanoed out of Sontag’s marrow, and, yes, there were few medical options. But Sontag’s new physician also
told her precisely the same information, without ever choking off the possibility of a miraculous remission. He moved her in succession from standard drugs to experimental drugs to palliative drugs. It was all masterfully done, a graded movement toward reconciliation with death, but a movement nonetheless—statistics without stasis.

Of all the clinicians I met during my fellowship, the master of this approach was Thomas Lynch, a lung cancer doctor, whom I often accompanied to clinic. Clinics with Lynch, a youthful-looking man with a startling shock of gray hair, were an exercise in medical nuance. One morning, for instance, a sixty-six-year-old woman, Kate Fitz, came to the clinic having just recovered from surgery for a large lung mass, which had turned out to be cancerous. Sitting alone in the room, awaiting news of her next steps, she looked nearly catatonic with fear.

I was about to enter the room when Lynch caught me by the shoulder and pulled me into the side room. He had looked through her scan and her reports. Everything about the excised tumor suggested a high risk of recurrence. But more important, he had seen Fitz folded over in fear in the waiting room. Right now, he said, she needed something else. “Resuscitation,” he called it cryptically as he strode into her room.

I watched him resuscitate. He emphasized process over outcome and transmitted astonishing amounts of information with a touch so slight that you might not even feel it. He told Fitz about the tumor, the good news about the surgery, asked about her family, then spoke about his own. He spoke about his child who was complaining about her long days at school. Did Fitz have a grandchild? he inquired. Did a daughter or a son live close by? And then, as I watched, he began to insert numbers here and there with a light-handedness that was a marvel to observe.

“You might read somewhere that for your particular form of cancer, there is a high chance of local recurrence or metastasis,” he said. “Perhaps even fifty or sixty percent.”

She nodded, tensing up.

“Well, there are ways that we will tend to it when that happens.”

I noted that he had said “when,” not “if.” The numbers told a statistical truth, but the sentence implied nuance. “We will tend to it,” he said, not “we will obliterate it.” Care, not cure. The conversation ran for nearly an hour. In his hands, information was something live and molten, ready to freeze into a hard shape at any moment, something crystalline yet negotiable; he nudged and shaped it like glass in the hands of a glassblower.

An anxious woman with stage III breast cancer needs her imagination to be repossessed before she will accept chemotherapy that will likely extend her life. A seventy-six-year-old man attempting another round of aggressive experimental chemotherapy for a fatal, drug-resistant leukemia needs his imagination to be reconciled to the reality that his disease cannot be treated. Ars longa, vita brevis. The art of medicine is long, Hippocrates tells us, “and life is short; opportunity fleeting; the experiment perilous; judgment flawed.”

For cancer therapeutics, the mid and late 1980s were extraordinarily cruel years, mixing promise with disappointment, and resilience with despair. As physician-writer Abraham Verghese wrote, “
To say this was a time of unreal
and unparalleled confidence, bordering on conceit, in the Western medical world is to understate things. . . . When the outcome of treatment was not good, it was because the host was aged, the protoplasm frail, or the patient had presented too late—never because medical science was impotent.


There seemed to be little that medicine could not do
. . . . Surgeons, like Tom Starzl . . . were embarking on twelve- to fourteen-hour ‘cluster operations’ where liver, pancreas, duodenum and jejunum were removed en bloc from a donor and transplanted into a patient whose belly, previously riddled with cancer, had now been eviscerated, scooped clean in preparation for this organ bouquet.

“Starzl was an icon for that period in medicine, the pre-AIDS days, the frontier days of every-other-night call.”

Yet even the patients eviscerated and reimplanted with these “organ bouquets” did not make it: they survived the operation, but not the disease.

The chemotherapeutic equivalent of that surgical assault—of eviscerating the body and replacing it with an implant—was a procedure known as autologous bone marrow transplant, or ABMT, which roared into national and international prominence
in the mid-1980s
. At its core, ABMT was based on an audacious conjecture. Ever since high-dose, multidrug regimens had succeeded in curing acute leukemia and Hodgkin’s disease in the 1960s, chemotherapists had wondered whether solid tumors, such as breast or lung cancer, had remained recalcitrant to chemotherapeutic obliteration simply because the bludgeon of drugs used was not powerful enough.
What if, some had fantasized, one could tip the human body even closer to the brink of death with even higher doses of cytotoxic drugs? Might it be dragged back from that near-lethal brink, leaving cancer behind? What if one could double, or even quadruple, the dosage of drugs?

The dose limit of a drug is set by its toxicity to normal cells. For most chemotherapy drugs, that dose limit rested principally on a single organ—the bone marrow, whose whirring cellular mill, as Farber had found, was so exquisitely sensitive to most drugs that patients administered drugs to kill cancer were left with no normal blood-forming cells. For a while, then, it was the bone marrow’s sensitivity to cytotoxic drugs that had defined the outer horizon of chemotherapeutic dosage. The bone marrow represented the frontier of toxicity, an unbreachable barrier that limited the capacity to deliver obliterative chemotherapy—the “red ceiling” as some oncologists called it.

But by the late 1960s, even that ceiling had seemed to lift. In Seattle, one of Farber’s early protégés,
E. Donnall Thomas, had shown that bone marrow
, much like a kidney or liver, could be harvested from one patient and transplanted back—either into the same patient (called autologous transplantation) or into another patient (termed allogeneic transplantation).

Allogeneic transplantation (i.e., transplanting foreign marrow into a patient) was temperamental—tricky, mercurial, often deadly. But in some cancers, particularly leukemias, it was potentially curative. One could, for instance, obliterate a marrow riddled with leukemia using high-dose chemo and replace it with fresh, clean marrow from another patient. Once the new marrow had engrafted, the recipient ran the risk of that foreign marrow turning and attacking his or her own body as well as any residual leukemia left in the marrow, a deadly complication termed graft-versus-host disease or GVHD. But in some patients, that trifecta of assaults—obliterative chemotherapy, marrow replacement, and the attack on the tumor by foreign cells—could be fashioned into an exquisitely potent therapeutic weapon against cancer. The procedure carried severe risks.
In Thomas’s initial trial at Seattle
, only twelve out of a hundred patients had survived. But by the early 1980s, doctors were using the procedure for refractory leukemias, multiple myeloma, and myelodysplastic syndrome—diseases inherently resistant to chemotherapy. Success was limited, but at least some patients were eventually cured.

Autologous
bone
marrow transplantation
was, if conceivable, the lighter fraternal twin of allogeneic transplantation. Here, the patient’s
own
mar
row was harvested, frozen, and transplanted back into his or her body. No donor was needed. The principal purpose was not to replace diseased marrow (using a foreign marrow) but to maximize chemotherapeutic dosage. A patient’s own marrow, containing blood-forming cells, was harvested and frozen. Then blisteringly high levels of drugs were administered to kill cancer. The frozen marrow was thawed and implanted. Since the frozen marrow cells were spared the brunt of chemotherapy, transplantation allowed doctors, theoretically at least, to push doses of chemo to their ultimate end.

For advocates of megadose chemotherapy, ABMT breached a final and crucial roadblock. It was now possible to give five- or even tenfold the typical doses of drugs, in poisonous cocktails and combinations once considered incompatible with survival. Among the first and most fervent proponents of this strategy was Tom Frei—cautious, levelheaded Frei, who had moved from Houston to Boston as the director of Farber’s institute. By the early 1980s, Frei had convinced himself that a megadose combination regimen, bolstered by marrow transplantation, was the only conceivable solution in
cancer therapy
.

To test this theory, Frei hoped to launch one of the most ambitious trials in the history of chemotherapy. With his ear for catchy acronyms, Frei christened the protocol the Solid Tumor Autologous Marrow Program—or STAMP. Crystallized in that name was the storm and rage of cancer medicine; if brute force was needed, then brute force would be summoned. With searing doses of cytotoxic drugs, STAMP would trample its way over cancer. “
We have a cure for breast cancer
,” Frei told one of his colleagues in the summer of 1982. Uncharacteristically, he had already let his optimism fly to the far edge of brinkmanship. The first patient had not even been enrolled on trial.

VAMP had succeeded, Frei privately believed, not just because of the unique chemotherapeutic synergy among the drugs, but also because of the unique human synergy at the NCI—that cocktail of brilliant young minds and risk-taking bodies that had coalesced in Bethesda between 1955 and 1960. In Boston, two decades later, Frei assiduously set about re-creating that same potent atmosphere, tossing out deadwood faculty and replacing it with fresh new blood. “
It was an intensely competitive place
,” Robert Mayer, the oncologist, recalled, “a pressure cooker for junior and
senior faculty.” Trial-running was the principal currency of academic advancement, and volley after volley of trials were launched at the institute with a grim, nearly athletic, determination. Metaphors of war permeated the Farber. Cancer was the ultimate enemy, and this was its ultimate crucible, its epic battleground. Laboratory space and clinical space were deliberately intermingled through the floors to create the impression of a highly sophisticated interlocking machine dedicated to a single cause. On blackboards mounted on laboratory walls, complex diagrams with zigzagging arrows and lines depicted the life line of a cancer cell. To walk through the narrow corridors of the institute was to feel immersed in a gigantic, subterranean war room, where technological prowess was on full display and every molecule of air seemed poised for a battle.

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