Scientists now believe that the captivating young woman who served as the inspiration for Sandro Botticelli’s iconic masterpiece, 'The Birth of Venus', most likely succumbed to complications arising from a pituitary tumour. This groundbreaking finding emerges from a study published in the journal Medical Humanities by the BMJ, constituting the third in a series of papers led by Professor Paolo Pozzilli, which meticulously examine the life and ultimate demise of Simonetta Vespucci, the renowned artist’s muse.
Rethinking a Renaissance Medical Mystery
Simonetta Vespucci, who passed away at the tender age of 23 in 1476, was previously thought to have died from suspected tuberculosis. However, this latest research offers a compelling alternative explanation. Born Simonetta Cattaneo in Genoa, Italy, around 1453, she earned the epithet 'La Bella Simonetta' and was widely celebrated for her extraordinary beauty. At the age of 16, she married Marco Vespucci and quickly captivated Florence’s elite, including the highly influential Medici family, becoming a central figure in the city's vibrant Renaissance society.
Botticelli’s deep admiration for Vespucci led him to feature her prominently in two of his most celebrated works: 'The Birth of Venus' and 'Primavera'. His devotion to her was so profound that it is said he requested to be interred at her feet following his own death.
Artistic Clues and Medical Interpretations
A distinctive squint, or strabismus, evident in various portraits believed to depict Vespucci, became a recognised hallmark of Renaissance beauty and was subsequently emulated by other artists of the era. Professor Pozzilli’s earlier research had previously explored historical accounts of Vespucci’s death alongside artistic representations of her. This led him to propose the hypothesis that an expanding tumour of the pituitary gland might have caused pituitary apoplexy—a sudden and potentially fatal condition characterised by bleeding into, or an impaired blood supply to, the gland itself. Historical anecdotes have speculated that either dancing or a violent rape could have triggered this fatal episode, though these remain unconfirmed possibilities.
In the most recent study, researchers meticulously examined Botticelli’s depiction of Vespucci’s eyes in 'The Birth of Venus' and other portraits widely accepted to represent her. Their detailed analysis uncovered what they describe as swelling around the eyes, particularly noticeable around the left eye. The tissue covering the white of the eye appears loose or folded, while the underlying tissue shows signs of swelling due to fluid accumulation. Some degree of swelling was also observed around the right eye.
The researchers propose that these specific features, coupled with the presence of strabismus—a condition where the eyes do not align in the same direction—could be indicative of a large pituitary tumour. While these findings significantly bolster the hypothesis, it is important to note that a definitive diagnosis cannot be conclusively confirmed solely from artistic representations.
Professor Pozzilli, who holds an honorary professorship in diabetes and clinical research at Queen Mary University of London, commented on the findings: "Sandro Botticelli was a brilliant artist who depicted his subjects with great realism. So it is not surprising that he’s left medical evidence in his paintings that we are able to read centuries later." He further reflected on the poignant irony: "The squint (‘strabismus’) of Venus in Simonetta Vespucci’s portraits embodies a poignant paradox: once exalted as the epitome of divine allure in Renaissance art and copied by artists like Bronzino, it now reveals itself as a subtle harbinger of her doom."
The paper is formally titled "Pituitary neuroendocrine tumour and strabismus in a young woman who died in 1476," providing a precise summary of this fascinating historical and medical investigation.