Muscle injury

Question 1

Basic grading system : Muscle strains

Answer 1

GRADE 1: MILD MUSCLE STRAIN

GRADE 2: MODERATE MUSCLE STRAIN

GRADE 3: SEVERE MUSCLE STRAIN

Question 2

Explain Grade 1

Answer 2

small number muscle fibers torn. Mild discomfort, tenderness, minimal swelling or bruising. Pain typically after activity

Question 3

Explain grade 2

Answer 3

large number muscle fibers are torn, but muscle not completely ruptured. Moderate pain during movement, noticable swelling + bruising, loss of strenght + limited ROM, pain with stretching

Question 4

grade 3 muscle strain

Answer 4

complete rupture of muscle fibers. Severe pain at the time of injury, significant swelling and extensive bruising, complete loss of strength + inability to move the affected muscle

Question 5

Clinical signs acute compartment syndrome

Answer 5

5 P’s
-pain
-pulse
-pallor
-parasthesia
- paralysis

Question 6

Defintion of Hematoma

Answer 6

abnormal collection of blood outside of a blood vessel

Question 7

2 types of hematoma

Answer 7

intra-muscular - blood within the intact muscle fascoa

inter-muscular - the fascia surrounding the muscle is torn + blood has free access to spread into the intersistial space