Haemorrhoids and rectal abscess. Illustration of a section through a rectum and anus showing internal and external haemorrhoids (blue) and an abscess (right centre). Haemorrhoids are blood vessels that have become dilated and swollen due to high internal pressure. An abscess is a pocket of pus formed due to a bacterial infection. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Bavosi, John |
Taille de l’image : | 4305 px × 4962 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |