Myositis Ossificans

Question 1

What is Myositis Ossificans

Answer 1

• Bone formation in soft tissue where is should not grow
• could be in ski, subcutaneous tissue
• skeletal muscle

Question 2

How is myositis ossificans diagnosed

Answer 2

• Imaging: CT, MRI, PET scan, US, X-ray
• biopsy

Question 3

Causes of myositis Ossificans

Answer 3

• Piece of calcium may be found between several fibers in the muscle belly or calcium may build up to form a spur, which projects from the underlying bone
• Myositis Ossificans Progressiva is often genetic and inherited
• Damage to muscle in form ofcontusion, sprain/strain, or repetitivetrauma

Question 4

Types of myositis ossificans

Answer 4

1. Nonhereditary myositis ossificans
2. myositis ossificans progressiva

Question 5

nonhereditary myositis ossificans

Answer 5

• Most common
• Occurs after an injury (often in the thighs or arms)
• Can also be referred to as:
• Myositis ossificans traumatica
• Myositis ossificans circumscripta

Question 6

Myositis Ossificans Progressiva

Answer 6

Occurs due to a gene mutation
- Obtained from parents or spontaneously
- Can also be referred to as:
- Fibrodysplasia ossificans progressiva (FOP)

Question 7

Symptoms of myositis ossificans

Answer 7

• Inflammation
• Decreased range of motion
• Pain with movement
• Persistent local edema
• Palpable protrusion in muscle
• Symptoms will increase after 2-3 weeks

Question 8

Medical treatment for myositis ossificans

Answer 8

• There is no cure for myositis ossificans progressiva
• Nonhereditary myositis ossificans often goes away with at-home treatments
• Nonsurgical treatments for both types of myositis ossificans
• surgery

Question 9

non surgical treatments for myositis ossificans

Answer 9

• Icing the bump○ Limiting activity to rest the area
• Gentle stretching○ Taking nonsteroidal anti-inflammatory drugs (NSAIDs)
• Using an elastic bandage to decrease swelling

Question 10

PT treatment for myositis ossificans

Answer 10

• Once diagnosed, the body part is immediately immobilized for about 2 to 4 weeks
• Following immobilization, gradually increased exercise is initiated to promote greater ROM
• Initial treatment will focus on decreasing pain
• Gently massaging the injured muscle for pain relief and to encourage mobility of the tissues and limb
• Patient education to rest from aggravating activities and prescribing gentle stretching exercises to help preserve current ROM with assist to gain further range
• Gentle strengthening exercises