Injections

Question 1

What is the effect of epinephrine in relation to blood loss?

Answer 1

decreases it

Question 2

What are toxic doses of lidocaine with and without epi?

Answer 2

4mg/kg for plain lidocaine

7 mg/kg for lidocaine with epinephrine

Question 3

Good for superficial lesions such as skin abscesses

Answer 3

field blocks

Question 4

How many nerves is each digit supplied by?

Answer 4

4- 2 dorsal and 2 palmar/plantar

Question 5

Where should you start a digital block?

Answer 5

dorsally moving down each side of the proximal phalanx

Question 6

CI to digital blocks

Answer 6

vascular compromise

Question 7

What is used in trigger point injections?

Answer 7

combo of lido and a steroid

Question 8

Name the short-acting steroid preparations for injections

Answer 8

Hydrocortisone; Prednisilone

Question 9

Where should you inject a knee?

Answer 9

Lateral side at level of superior pole of the patella

Question 10

Where do you place a posterior shoulder injection?

Answer 10

2cm below base of acromion, 2 cm medial to edge of humerus