tissue healing times

Question 1

functional healing time for muscles grade 1

Answer 1

2-7 days

Question 2

functional healing time for muscles grade 2

Answer 2

1-10 weeks

Question 3

functional healing time for muscles grade 3

Answer 3

10 weeks to 6 months

Question 4

functional healing time of ligament sprain grade 1

Answer 4

2-14 days

Question 5

functional healing time of ligament sprain grade 2

Answer 5

14 days to 2 months

Question 6

functional healing time of ligament sprain grade 3

Answer 6

1-3 months

Question 7

functional healing time of cartilage injury grade 1

Answer 7

2-14 days

Question 8

functional healing time of cartilage injury grade 2

Answer 8

1-3 months

Question 9

functional healing time of cartilage injury grade 3

Answer 9

results in permanent and progressive defect

Question 10

functional healing time of cartilage injury grade 4

Answer 10

permanent defect that usually requires surgical consultation

Question 11

bone healing time

Answer 11

6+ weeks

Question 12

functional healing time of a grade 1 (neuropraxia) nerve injury

Answer 12

minutes to hours

Question 13

functional healing time of grade 2 (axonotmesis) nerve injury

Answer 13

3+ months
no nerve conduction distal to site of nerve injury for 3-4 days post

Question 14

functional healing time of grade 3 (neurotmesis) nerve injuries

Answer 14

complete severance
will require surgical repair
without repair the nerve distal to the injury will be be replaced by fibrous scar tissue = anasthesia, paralysis, and atrophy (full loss of function)

Question 15

healing time for acute tendinopathy

Answer 15

6 weeks

Question 16

healing time for chronic tendinopathy

Answer 16

12 weeks (up to 9 months with complex factors)