A man was diagnosed to have myositis ossificans progressive at the age of 20 years. He died five years later. What is the most probable cause of his death -
The most common causes of death in patients with fibrodysplasia ossificans progressiva were cardiorespiratory failure from thoracic insufficiency syndrome (54%; median age, forty-two years) and pneumonia (15%; median age, fortyyears).
Starvation and chest infection
Myocarditis
Hypercalcemia
Hyperphosphatemia