fistula in ano
John Arderne, Liber Medicinarum, England 15th century.
British Library, Sloane 56, fol. 44r
male anatomy
medical writings, England ca. 1292.
Bodleian, MS. Ashmole 399, fol. 24v
show your dick
Avicenna (transl. Gerardus Cremonensis), Canon Medicinae, Paris 13th century.
Besançon, BM, ms. 457, fol. 254v & 273v