Lecture 5: Scoliosis and Acute Low Back Pain Flashcards

1
Q

What is the definition of Scoliosis?

A

Lateral curve of the spine >10 degrees w/ vertebral rotation

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2
Q

How is scoliosis classified; which is the most common form?

A
  • Congenital, Neuromuscular, or Idiopathic
  • Adolescent Idiopathic Scoliosis (AIS) is most common form
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3
Q

What is the USPSTF screening recommendation for scoliosis?

A

- Grade: I recommendation

  • Most cases detected thru screening do not progress to clinically significant scoliosis.
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4
Q

What would you see during the physical exam that would make you suspect scoliosis?

A
  • Body tried to keep eyes level
  • Shoulder height difference
  • Posterior Scapula
  • Crease at waist

*Leg lengths are usually equal

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5
Q

What are the 2 most common ways that scoliosis can be tested for during PE?

A

1) Adams forward bend test
2) Scoliometer

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6
Q

What is needed for the official diagnosis of Scoliosis?

A

Cobb angle measurement using radiography

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7
Q

What is Risser Sign/Grades?

A
  • Visual grading of degree to which iliac apophysis has undergone ossification and fusion

0 - No ossification

1 - Up to 25% ossification

2 - 26-50% ossification

3 - 51-75% ossification

4 - >76% ossification

5- Full bony fusion of the apophysis

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8
Q

What are the 5 Red Flags for scoliosis?

A

1) Onset before age 8
2) Rapid curve progression >1 degree/month
3) Unusual left thoracic curve (convex to L)

- R thoracic curve most common

4) Severe pain
5) Neurological deficits or findings

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9
Q

What degree of scoliosis curve requires surgery, rod placement, or bone grafting?

A
  • Greater than 45 degrees in adolescents
  • Greater than 50 degrees in adults
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10
Q

What are the treatment option using braces for scoliosis?

A
  • Bracing (not often effective for large curves)
  • Milwaukee brace (23 hrs/d)
  • Boston brace (works on deformities such as lordosis and rotation as well as scoliosis)
  • Charleston Nighttime brace (only at night)
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11
Q

What degree of curve requires surgery for scoliosis, to prevent pulmonary compromise, cardiac compromise?

A
  • Adolescents with curve >40°
  • Prevent pulmonary compromise >50°
  • Prevent cardiac compromise >75°
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12
Q

What are the 2 surgical options for scoliosis?

A

1) Posterior Spinal Fusion
2) Harrington Rods

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13
Q

What is the 5th most common reason for all physician visits?

A

Low back pain

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14
Q

What is the definition of acute low back pain?

A

Up to 4 weeks of pain between the costal angles and gluteal folds that may radiate down one or both legs (sciatica)

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15
Q

What are the Red Flags symptoms in back pain (hint: there is a mnemonic)?

A

TUNA FISH

T = Trauma

U = Unexplained weight loss

N = Neurological sx’s

A = Age >50

F = Fever

I = IVDU (intravenous drug user)

S = Steroid Use

H = History of Cancer (Prostate, Renal, Breast, Lung)

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16
Q

A herniated nucleus pulposus impinging the lumbar roots of L1-L3 or L4-S1 will cause pain to radiate where?

A

L1-L3 = pain will radiate to the hip and/or thigh

L4-S1 = pain will radiate below the knee

17
Q

What spinal levels do 98% of herniations occur at?

A

L4/L5 or L5/S1

18
Q

With spinal stenosis where does the pain originate/radiate, what makes it worse, and what makes it better?

A
  • Originates in low back and radiates down leg
  • Pain worsened by standing, walking, lying supine
  • Relieved by leaning forward
19
Q

The L3 nerve root controls what motor, sensory, and reflex?

A

Motor: Hip Flex

Sensory: Ant/Medial Thigh

Reflex: Patella

20
Q

The L4 nerve root controls what motor, sensory, and reflex?

A

Motor: Knee Ext

Sensory: Ant leg/ Medial Foot

Reflex: Patella

21
Q

The L5 nerve root controls what motor, sensory, and reflex?

A

Motor: Dorsiflex/Great Toe

Sensory: Lat leg/Dorsal Foot

Reflex: Medial Hamstring

22
Q

The S1 nerve root controls what motor, sensory, and reflex?

A

Motor: Plantar Flex

Sensory: Post Leg/Lateral Foot

Reflex: Achilles

23
Q

What is the recommendation for doing imaging in a patient with low back pain?

A
  • Don’t image for LBP in 1st 6 weeks, unless red flags present
24
Q

What are the recommended treatments for LBP; which are level A and level B recommendations?

A
  • Pt education: stay active, routing course of pain, avoidance of twisting/bending/lifting. Return to normal activity ASAP (Level B)
  • Bedrest is NOT helpful for nonspecific acute low back pain (Level A)
  • NSAIDs and non-BZD muscle relaxants are effective treatments (Level A)
  • Little evidence of benefit to use opiates in severe acute LBP
  • Pt may lessen the risk of recurrence and need for health care services (Level B)
25
Q

Gold standard for diagnosing herniated nucleus pulposus?

A

MRI

26
Q

Upon exam of a patient you find a tender point at iliacus (medial to ASIS), a (+) Thomas Test, and OSE nonneutral L1/2, what is the most likely cause of this persons LBP?

A

Flexion Contracture of the Iliopsoas (Psoas Syndrome)