physics

Margaret Billingham

Margaret Billingham is a physics topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Margaret Billingham rather than just read about it. In short: Margaret Evelyn Billingham (née Macpherson; September 20, 1930 - July 14, 2009) was a British-American pathologist at Stanford University Medical Center, who made significant achievements in the early recognition and grading of transplant rejection following cardiac transplantation, known as 'Billingham's Criteria'. She also described chronic rejection and techniques in heart endomyocardial biopsy.

Key takeaways

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Reference excerpt

Margaret Evelyn Billingham (née Macpherson; September 20, 1930 - July 14, 2009) was a British-American pathologist at Stanford University Medical Center, who made significant achievements in the early recognition and grading of transplant rejection following cardiac transplantation, known as 'Billingham's Criteria'. She also described chronic rejection and techniques in heart endomyocardial biopsy. Born in Tanzania, and educated at the Loreto School in Kenya, she subsequently qualified from the Royal Free Hospital in London, Billingham found herself developing rejection pathology and eventually becoming director of cardiac pathology at Stanford University Medical Center. She settled in the United States with her husband, who was also a doctor, and their two children, and died there in 2009.

Early life Billingham's father was posted as a British diplomat, to Tanzania. She was then born in 1930 in Tanga, Tanzania, and then educated at Loreto School in Kenya. She had a sister, Shirley Anne. Moving to England, she gained admission to the Royal Free Hospital in London to study medicine, subsequently graduating in 1954.

Family She met her future husband John Billingham while they were both doing their junior house posts. They married in 1956, while they were both employed at Hampstead General Hospital. In 1963, they then emigrated to Houston, Texas, with their two sons, Robert and Graham. Two years later, in 1965, they moved to San Francisco Bay. Her husband became chief of the life sciences division at Ames Research Center.

Medical career In 1966, Billingham started a 2-year postdoctoral researcher at Stanford. Originally in cardiopulmonary medicine, she then switched to pathology in 1968. By 1988, Billingham was professor in pathology at Stanford. She worked closely with Philip Caves at Norman Shumway's cardiac transplantation unit, where they developed the technique for assessing and monitoring acute organ rejection following heart transplant surgery. Serial biopsies, taken from transplanted hearts within the recipients, were taken using a newly developed bioptome, percutaneous transvenous endomyocardial biopsy. The histological samples were examined in the pathology laboratories for early signs of rejection, allowing early treatment interventions. The timing of her work coincided with the excitement in early heart transplant surgery, with Norman Shumway performing the first heart transplant in the United States in 1968. She was at Stanford at a time when Stanford was leading cardiac transplantation research on an international platform and when places like Stanford had relatively few leading female scientists. The grading system was soon adopted as the standard method for examining rejection and other cardiac diseases. Her work led her to be known as 'founder of cardiac transplantation pathology'. In addition, she also worked on research into the toxicity of the Adriamycin, a chemotherapy drug. In 1972, she became diplomat for the American Board of Pathology. She also became a fellow of the Royal College of Pathologists, American College of Cardiology and the American College of Pathology. In 1990, she became the first female president of the International Society for Heart and Lung Transplantation (ISHLT). Billingham authored more than 500 papers, abstracts and chapters.

Later life and legacy In 1994, three years after being appointed director of women in medicine and medical sciences at Stanford's school of medicine, she retired. Together with her husband, they moved to Penn Valley in Northern California. Spending time with her family, discovering California and enjoying fishing and gardening, were to become her pastimes until her death at Sierra Nevada Memorial Hospital, Grass Valley, California, from kidney cancer in 2009. Billingham not only devised the scoring system for acute heart transplant rejection based on endomyocardial biopsy samples at Stanford, but worked on getting it accepted internationally. This "Billingham criteria" became widely used.

Tributes Described by colleagues as "generous", "kind", "gracious" and "reflective", she was also known to advocate fellow female physicians. "Her contributions were the key to advancing the care and survival of heart transplant patients" – Robert Robbins, director of cardiovascular institute. Billingham received numerous International honours and awards. In 1986, she received the medal for histopathology of heart transplantation, from the University of Padua, and the city of Paris gold medal for contributions to heart transplantation. The U.S. and Canadian Academy of Pathology bestowed her the Distinguished Pathologist of the Year Award for 2001. She was frequently invited to speak at many National Institutes of Health symposiums and also been advisor to them. Following her death, the ISHLT awarded her their lifetime achievement award.

Selected publications Caves, Philip K.; Stinson, Edward B.; Billingham, Margaret; Shumway, Norman E. (1973). "Percutaneous Transvenous Endomyocardial Biopsy in Human Heart Recipients". The Annals of Thoracic Surgery. 16 (4). Elsevier BV: 325–336. doi:10.1016/s0003-4975(10)65002-3. ISSN 0003-4975. PMID 4583546.. Billingham, M. E. (April 1980). "Pathology-epitomes of progress: endomyocardial biopsy". The Western Journal of Medicine. 132 (4): 340–341. ISSN 0093-0415. PMC 1272071. PMID 18748589.

References

Worked examples

Example 1 — a first encounter with Margaret Billingham

Start with the simplest possible case. Write down what Margaret Billingham claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In physics, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Margaret Billingham before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Margaret Billingham ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Margaret Billingham

In research: Margaret Billingham appears in physics research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Margaret Billingham in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Margaret Billingham is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1930 births, 2009 deaths, 20th-century American women scientists, so understanding it makes those chapters shorter.
In everyday life: Look for Margaret Billingham outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Margaret Billingham in 20 minutes

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Frequently asked questions

What is Margaret Billingham in simple terms?

Why does Margaret Billingham matter?

Because it connects several physics ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Margaret Billingham?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Margaret Billingham.