Fibrodysplasia ossificans progressiva (FOP) is an extremely rare and disabling genetic condition in which skeletal muscle and connective tissue, such as tendons and ligaments, are gradually replaced by bone.
This independent educational program aims to raise awareness and highlight the advances being made which have the potential to change the outlook for people with FOP.
Test yourself in this clinical diagnosis quiz. You will be shown a selection of images; some will be showing FOP features and others will be common differential diagnoses.
Can you correctly spot the FOP cases?