Stenosis of mitral valve in a 42-year old woman with fatal salt loosing nephropathy: sections of heart to show valve from above and below, in advanced state of disease. Watercolour by Barbara E. Nicholson, 1952.

Ashford, Middlesex, 1952.

1 painting : watercolour, with gouache ; sheet 15.3 x 25.3 cm

Barbara Evelyn Nicholson (1906 – 1978) trained at the Royal College of Art, graduating in 1923. She began her artistic career as a medical illustrator and was a founder member of the Medical Artists Association, where she is recorded as serving on an exhibition committee in October 1949. By 1951, she had illustrated G.F. Gibberd, A short textbook of midwifery (2nd ed., London: J. & A. Churchill, 1941) and Philip Wiles, Essentials of orthopaedics (London: J. & A. Churchill, 1949). The Medical Artists Association records last list her, in 1951. In the 1950s her focus moved to botanical subjects and from the late 1950s – 1970s she was a prolific botanical illustrator.

L<eft> auricle, wall of l<eft> ventricle, mitral valve from below, l<eft> atrium from above, mitral valve from above, post<-mortem> Lettering inscribed in black ink as key, typed accompanying note with patient history discusses auricular fibrillation with lesions of central nervous system, which produced diplopia and bilateral pyramidal lesions Bears number: 285/1952

Wellcome Collection 34501i

The watercolours and pen and ink drawings held by Wellcome Collection were painted by Barbara Nicholson at Ashford Hospital, Ashford, Middlesex, between 1946 and 1951, at the request of the surgeon Norman Matheson.

Presented to the Wellcome Institute Library in 1987 by Ashford Postgraduate Medical Centre, as part of a collection of medical illustrations by Barbara E. Nicholson.