Injuries & Pathologies — Reference

Section Two: Lumbar Spine
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General Guidelines — Low Back Pain / Lumbar Pathologies

Disc Conditions (Herniation, DDD, Bulge)

1 Injury / Condition

Intervertebral disc disease is the most common cause of lower back pain. Degenerative Disc Disease (DDD) results from aging and wear on the spine — about 20% of US adults have some degeneration by 65, rising to ~35% by 80. A protrusion ('bulge') is when the outer annulus is intact but bulges under pressure; a herniation/prolapse develops from a prior protrusion. Lumbar disc herniation occurs 15× more often than cervical.

  • Most common cause of low back pain
  • Lumbar herniation 15× more common than cervical
  • ~20% have degeneration by 65, ~35% by 80
  • Aggravated by compression, flexion, rotation

Symptoms: Ranges from little/no pain (if disc is the only tissue injured) to severe, unrelenting low back pain radiating into hip and/or leg. Often no back pain. Pain, numbness, tingling radiating from buttocks down the back of one thigh/leg or to the foot (sciatica/radiculopathy). Possible weakness, paralysis, reflex changes. Usually continuous, or continuous in specific positions (e.g. sitting).

2 Recommended Practice Times & Studio Conditions
  • Pilates is well-suited — focus on unloading the disc through core control.
  • Establish neutral/imprint core foundation before adding load or movement.
  • Avoid prolonged single positions (especially sitting) within a session; vary positions.
  • For acute herniation, keep sessions gentle and within pain-free range; progress only as symptoms settle.
3 Contraindications (what not to do)
  • ACUTE herniation: avoid deep flexion, vertical compression, and strong spinal rotation.
  • Non-acute & DDD: use caution with those same positions.
  • Long-term, avoid the COMBINATION of all three (flexion + compression + rotation) for all disc conditions.
  • Avoid Scooter Challenge and Sitting Forward/Saw manual stretches with herniated disc (per studio notes).
4 Recommended Repertoire

Focus on core strengthening with the goal of unloading the disc.

Core Activation & Foundation

Assessing and Setting the Core
Assessing and Setting the Core
Pre-Pilates Methodology
Modified Hundreds: Level 1 → 2 → 3
Modified Hundreds: Level 1 → 2 → 3
Abdominals > Fundamental
Modified Single Leg Stretch (Leg Slides) Level 1
Modified Single Leg Stretch (Leg Slides) Level 1
Abdominals > Fundamental

Abdominal / Core Strengthening

Leg Changes: Level 1 → 2
Leg Changes: Level 1 → 2
Abdominals > Fundamental → Int
Leg Changes on Foam Roll
Leg Changes on Foam Roll
Abdominals > Advanced
Chest Lift on Arc, BOSU or Physioball
Chest Lift on Arc, BOSU or Physioball
Abdominals > Fundamental
Supine Arm Series with Modifications
Supine Arm Series with Modifications
Arm Work > Fundamental
Single Arm Coordination (variation)
Single Arm Coordination (variation)
Abdominals > Advanced
Reverse Quadruped Obliques
Reverse Quadruped Obliques
Full Body Integration > Intermediate

Back Extensor Strengthening

Multifidi on ½ Foam Roll
Multifidi on ½ Foam Roll
Back Extension > Fundamental
Bird Dog (Quadruped Swimming)
Bird Dog (Quadruped Swimming)
Back Extension > Intermediate
Cobra 1
Cobra 1
Full Body Integration > Intermediate

Stretches & Mobility

Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Stretches > Fundamental
Quadratus Lumborum Stretch
Quadratus Lumborum Stretch
Stretches > Intermediate
Sitting Forward with Manual Stretch
Sitting Forward with Manual Stretch
Full Body Integration > Intermediate
Saw with Manual Stretch
Saw with Manual Stretch
Full Body Integration > Intermediate

Osteoarthritis (Spondylosis / DJD)

1 Injury / Condition

Also called osteoarthrosis or degenerative joint disease; spondylosis is OA of the spine. A progressive disorder caused by gradual loss of cartilage and underlying bone, producing bony spurs (osteophytes) and cysts at joint margins; severe cases can fuse and immobilize vertebrae. The most common type of arthritis, affecting 1 in 7 US adults. Movement is good for OA — high-impact activity is not.

  • Most common type of arthritis (1 in 7 US adults)
  • 'Spondylosis' = OA of the spine
  • Movement helps; high-impact harms
  • Worse in the morning, eases with movement

Symptoms: Pain and stiffness; numbness/tingling in legs in severe cases. Pain is generally worst first thing in the morning and improves with movement.

2 Recommended Practice Times & Studio Conditions
  • Schedule later in the day if possible — clients are stiffest in the morning and improve with movement.
  • Begin with gentle mobilizing to ease stiffness before loading.
  • Reduce intensity and/or duration during periods of inflammation or pain.
  • Keep clients moving — consistent gentle motion is the goal; clients should not work through pain.
3 Contraindications (what not to do)
  • Avoid high-impact exercises.
  • Clients should not work through pain.
  • Reduce intensity/duration during flare-ups.
4 Recommended Repertoire

Reduce intensity and/or duration during periods of inflammation or pain, and keep clients moving. Cobra 1 and Scooter (round + flat back) are noted as good for OA in the studio notes.

Core Activation & Foundation

Assessing and Setting the Core
Assessing and Setting the Core
Pre-Pilates Methodology
Modified Hundreds: Level 1 → 2 → 3
Modified Hundreds: Level 1 → 2 → 3
Abdominals > Fundamental
Modified Single Leg Stretch (Leg Slides) Level 1
Modified Single Leg Stretch (Leg Slides) Level 1
Abdominals > Fundamental

Back Extensor Strengthening

Multifidi on ½ Foam Roll
Multifidi on ½ Foam Roll
Back Extension > Fundamental
Bird Dog (Quadruped Swimming)
Bird Dog (Quadruped Swimming)
Back Extension > Intermediate
Cobra 1
Cobra 1
Full Body Integration > Intermediate

Full-Body Integration / Functional

Front Support on Elbows → Leg Pull Front on Elbows
Front Support on Elbows → Leg Pull Front on Elbows
Full Body Integration > Intermediate
Scooter Challenge
Scooter Challenge
Full Body Integration > Advanced
Quadruped Abs (Modified Knee Stretch)
Quadruped Abs (Modified Knee Stretch)
Full Body Integration > Fundamental
Knee Stretch Reverse
Knee Stretch Reverse
Full Body Integration > Intermediate

Stretches & Mobility

Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Stretches > Fundamental
Quadratus Lumborum Stretch
Quadratus Lumborum Stretch
Stretches > Intermediate
Sitting Forward with Manual Stretch
Sitting Forward with Manual Stretch
Full Body Integration > Intermediate
Saw with Manual Stretch
Saw with Manual Stretch
Full Body Integration > Intermediate

Spinal Stenosis

1 Injury / Condition

A narrowing of the spinal canal and/or neural foramen in the lower back, pinching nerves and/or compressing the spinal cord. Usually caused by degeneration of facet joints and discs; other causes include a genetically narrow canal, spinal injury/tumor, bone diseases, prior spine surgery, rheumatoid arthritis, osteoporosis. Most common over age 60. Can occur anywhere in the spine but most common in the lower back.

  • Narrowing of spinal canal / neural foramen
  • Most common over age 60
  • Relieved by flexion / leaning forward
  • Worsened by standing & walking upright

Symptoms: Long history of back, buttock or leg pain that progresses over time — achy, tight, or heavy, with a sense of weakness in buttocks/legs. Sciatica. Pain is worsened by standing or walking upright and relieved by sitting down or leaning forward.

2 Recommended Practice Times & Studio Conditions
  • Favor flexion-biased and neutral positions, which relieve symptoms.
  • Introduce extension only once the client is symptom-free.
  • Offer seated/forward-leaning rest positions if standing work provokes symptoms.
  • Progress the sequence flexion → neutral → extension over time.
3 Contraindications (what not to do)
  • Avoid extension in extreme cases or if symptoms are felt.
  • Do not push into extension while symptomatic.
4 Recommended Repertoire

Work in flexion first, then neutral, and introduce extension only when symptom-free.

Core Activation & Foundation

Assessing and Setting the Core
Assessing and Setting the Core
Pre-Pilates Methodology
Modified Hundreds: Level 1 → 2 → 3
Modified Hundreds: Level 1 → 2 → 3
Abdominals > Fundamental
Modified Single Leg Stretch (Leg Slides) Level 1
Modified Single Leg Stretch (Leg Slides) Level 1
Abdominals > Fundamental

Abdominal / Core Strengthening

Leg Changes: Level 1 → 2
Leg Changes: Level 1 → 2
Abdominals > Fundamental → Int
Leg Changes on Foam Roll
Leg Changes on Foam Roll
Abdominals > Advanced
Chest Lift on Arc, BOSU or Physioball
Chest Lift on Arc, BOSU or Physioball
Abdominals > Fundamental
Supine Arm Series with Modifications
Supine Arm Series with Modifications
Arm Work > Fundamental
Single Arm Coordination (variation)
Single Arm Coordination (variation)
Abdominals > Advanced
Reverse Quadruped Obliques
Reverse Quadruped Obliques
Full Body Integration > Intermediate

Stretches & Mobility

Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Stretches > Fundamental
Quadratus Lumborum Stretch
Quadratus Lumborum Stretch
Stretches > Intermediate
Sitting Forward with Manual Stretch
Sitting Forward with Manual Stretch
Full Body Integration > Intermediate
Saw with Manual Stretch
Saw with Manual Stretch
Full Body Integration > Intermediate

Spondylolysis

1 Injury / Condition

A defect in the pars interarticularis of a vertebra, caused by a stress fracture of the bone. Generally an overuse injury (can be hereditary), most often from overtraining in sports requiring repeated hyperextension — gymnastics, dance, tennis, certain football/soccer plays. Surgical fusion is reserved for extreme cases.

  • Stress fracture of the pars interarticularis
  • Overuse injury (hyperextension sports)
  • Often presents with hyperlordosis / tight hamstrings
  • ~6 weeks off sports; treated with brace + flexion

Symptoms: Pain worsened with activity, especially hyperextension of the spine. Clients often present with a hyperlordotic posture and/or tight hamstrings.

2 Recommended Practice Times & Studio Conditions
  • Refer to MD first — typically managed with a brace and flexion exercises; ~6 weeks no sports.
  • Once cleared, focus on hamstring stretching and decreasing hyperlordosis (deep lumbar flexion).
  • Strengthen the muscles that reduce lordosis (core/abdominals).
  • Keep work in neutral or flexion; be cautious in prone.
3 Contraindications (what not to do)
  • Avoid hyperextension of the spine.
  • Avoid extreme positions/ranges of motion.
  • Be very careful in (or avoid) prone positions.
4 Recommended Repertoire

Stretch the hamstrings and decrease hyperlordosis with deep lumbar flexion; strengthen muscles that reduce lordosis. Work in neutral or flexed positions.

Core Activation & Foundation

Assessing and Setting the Core
Assessing and Setting the Core
Pre-Pilates Methodology
Modified Hundreds: Level 1 → 2 → 3
Modified Hundreds: Level 1 → 2 → 3
Abdominals > Fundamental
Modified Single Leg Stretch (Leg Slides) Level 1
Modified Single Leg Stretch (Leg Slides) Level 1
Abdominals > Fundamental

Abdominal / Core Strengthening

Leg Changes: Level 1 → 2
Leg Changes: Level 1 → 2
Abdominals > Fundamental → Int
Leg Changes on Foam Roll
Leg Changes on Foam Roll
Abdominals > Advanced
Chest Lift on Arc, BOSU or Physioball
Chest Lift on Arc, BOSU or Physioball
Abdominals > Fundamental
Supine Arm Series with Modifications
Supine Arm Series with Modifications
Arm Work > Fundamental
Single Arm Coordination (variation)
Single Arm Coordination (variation)
Abdominals > Advanced
Reverse Quadruped Obliques
Reverse Quadruped Obliques
Full Body Integration > Intermediate

Stretches & Mobility

Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Stretches > Fundamental
Quadratus Lumborum Stretch
Quadratus Lumborum Stretch
Stretches > Intermediate
Sitting Forward with Manual Stretch
Sitting Forward with Manual Stretch
Full Body Integration > Intermediate
Saw with Manual Stretch
Saw with Manual Stretch
Full Body Integration > Intermediate

Spondylolisthesis

1 Injury / Condition

The slipping forward of one vertebra relative to the one beneath it, usually at L5–S1 as a result of spondylolysis. High incidence in children in sports like gymnastics and diving. Degenerative spondylolisthesis occurs with aging and wear, is more common after 50, and affects women more than men.

  • One vertebra slips forward on another (usually L5–S1)
  • Often a progression of spondylolysis
  • Degenerative form: after 50, women > men
  • Tight hamstrings; forward lean during gait

Symptoms: Pain and stiffness, intermittent shocks of pain down the legs, tight hamstrings, leaning forward during gait.

2 Recommended Practice Times & Studio Conditions
  • Keep all work in neutral or flexed positions — never extension.
  • Emphasize lumbopelvic stabilization throughout.
  • Avoid prone, or use it very cautiously.
  • Avoid extreme positions and end-range movement.
3 Contraindications (what not to do)
  • Avoid extension.
  • Avoid extreme positions and/or ranges of motion.
  • Avoid prone position or be very careful.
4 Recommended Repertoire

Lumbopelvic stabilization exercises, always working in a neutral or flexed position.

Core Activation & Foundation

Assessing and Setting the Core
Assessing and Setting the Core
Pre-Pilates Methodology
Modified Hundreds: Level 1 → 2 → 3
Modified Hundreds: Level 1 → 2 → 3
Abdominals > Fundamental
Modified Single Leg Stretch (Leg Slides) Level 1
Modified Single Leg Stretch (Leg Slides) Level 1
Abdominals > Fundamental

Abdominal / Core Strengthening

Leg Changes: Level 1 → 2
Leg Changes: Level 1 → 2
Abdominals > Fundamental → Int
Leg Changes on Foam Roll
Leg Changes on Foam Roll
Abdominals > Advanced
Chest Lift on Arc, BOSU or Physioball
Chest Lift on Arc, BOSU or Physioball
Abdominals > Fundamental
Supine Arm Series with Modifications
Supine Arm Series with Modifications
Arm Work > Fundamental
Single Arm Coordination (variation)
Single Arm Coordination (variation)
Abdominals > Advanced
Reverse Quadruped Obliques
Reverse Quadruped Obliques
Full Body Integration > Intermediate

Stretches & Mobility

Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Stretches > Fundamental
Quadratus Lumborum Stretch
Quadratus Lumborum Stretch
Stretches > Intermediate
Sitting Forward with Manual Stretch
Sitting Forward with Manual Stretch
Full Body Integration > Intermediate
Saw with Manual Stretch
Saw with Manual Stretch
Full Body Integration > Intermediate

Sacroiliac (SI) Joint Dysfunction

1 Injury / Condition

Instability or hypomobility of the sacroiliac joint, where the ilia articulate with the sacrum at the spine (PSIS). Causes include direct trauma (falling on buttocks, incorrect lifting), indirect/repetitive trauma, mechanical issues (leg-length difference, excessive lordosis, joint hypermobility), and pregnancy. More common in women and very common in pregnancy due to the hormone Relaxin.

  • Instability or hypomobility of the SI joint
  • Almost always unilateral
  • More common in women; common in pregnancy (Relaxin)
  • Pain often specifically over the PSIS

Symptoms: Pain in the low back and buttock, often specifically over the PSIS; almost always unilateral. Aggravated by prolonged/repetitive positions — stair climbing, sitting, standing on one leg. A dull ache that can refer to the groin or posterior thigh.

2 Recommended Practice Times & Studio Conditions
  • Avoid loading one side at a time during acute stages — symptoms are usually unilateral.
  • Bridging-type work often aggravates this joint; screen carefully before using it.
  • Use supported, symmetrical positions; the Single Arm Coordination variation is noted as good for one-side SI discomfort.
  • Emphasize lumbopelvic stabilization.
3 Contraindications (what not to do)
  • Often aggravated by Bottom Lift and other bridging-type exercises.
  • Avoid unilateral weight-bearing exercises in acute stages.
4 Recommended Repertoire

Lumbopelvic stabilization exercises.

Core Activation & Foundation

Assessing and Setting the Core
Assessing and Setting the Core
Pre-Pilates Methodology
Modified Hundreds: Level 1 → 2 → 3
Modified Hundreds: Level 1 → 2 → 3
Abdominals > Fundamental
Modified Single Leg Stretch (Leg Slides) Level 1
Modified Single Leg Stretch (Leg Slides) Level 1
Abdominals > Fundamental

Abdominal / Core Strengthening

Leg Changes: Level 1 → 2
Leg Changes: Level 1 → 2
Abdominals > Fundamental → Int
Leg Changes on Foam Roll
Leg Changes on Foam Roll
Abdominals > Advanced
Chest Lift on Arc, BOSU or Physioball
Chest Lift on Arc, BOSU or Physioball
Abdominals > Fundamental
Supine Arm Series with Modifications
Supine Arm Series with Modifications
Arm Work > Fundamental
Single Arm Coordination (variation)
Single Arm Coordination (variation)
Abdominals > Advanced
Reverse Quadruped Obliques
Reverse Quadruped Obliques
Full Body Integration > Intermediate

Stretches & Mobility

Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Hip Series Stretches (Adductors, Hamstrings, Sciatic N.)
Stretches > Fundamental
Quadratus Lumborum Stretch
Quadratus Lumborum Stretch
Stretches > Intermediate
Sitting Forward with Manual Stretch
Sitting Forward with Manual Stretch
Full Body Integration > Intermediate
Saw with Manual Stretch
Saw with Manual Stretch
Full Body Integration > Intermediate

Postural Syndrome

1 Injury / Condition

Often called poor posture — a common issue that increases mechanical stress in the lower back, creating load imbalances on parts of the spine. Although poor posture doesn't necessarily cause acute pain, if prolonged it disrupts natural alignment and can affect muscles, tendons, joints, and discs, eventually leading to pain, nerve irritation, strains/spasms, and reduced mobility.

  • 'Poor posture' — increases mechanical spinal stress
  • Clients are often young, with no pain on movement
  • No ROM restrictions
  • Pain is local, intermittent, from prolonged positions

Symptoms: Local, intermittent low back pain brought on by prolonged positions. These clients are generally young, have no pain with movement or activity, and no ROM restrictions.

2 Recommended Practice Times & Studio Conditions
  • No special precautions — these clients tolerate normal work well.
  • Focus on postural education and core strengthening.
  • Build habits that interrupt prolonged static positions.
  • Cobra 1 is noted as good for postural presentations.
3 Contraindications (what not to do)
  • None noted in the manual for this condition.
4 Recommended Repertoire

Improve posture by strengthening the core; focus on postural education.

Core Activation & Foundation

Assessing and Setting the Core
Assessing and Setting the Core
Pre-Pilates Methodology
Modified Hundreds: Level 1 → 2 → 3
Modified Hundreds: Level 1 → 2 → 3
Abdominals > Fundamental
Modified Single Leg Stretch (Leg Slides) Level 1
Modified Single Leg Stretch (Leg Slides) Level 1
Abdominals > Fundamental

Abdominal / Core Strengthening

Leg Changes: Level 1 → 2
Leg Changes: Level 1 → 2
Abdominals > Fundamental → Int
Leg Changes on Foam Roll
Leg Changes on Foam Roll
Abdominals > Advanced
Chest Lift on Arc, BOSU or Physioball
Chest Lift on Arc, BOSU or Physioball
Abdominals > Fundamental
Supine Arm Series with Modifications
Supine Arm Series with Modifications
Arm Work > Fundamental
Single Arm Coordination (variation)
Single Arm Coordination (variation)
Abdominals > Advanced
Reverse Quadruped Obliques
Reverse Quadruped Obliques
Full Body Integration > Intermediate

Back Extensor Strengthening

Multifidi on ½ Foam Roll
Multifidi on ½ Foam Roll
Back Extension > Fundamental
Bird Dog (Quadruped Swimming)
Bird Dog (Quadruped Swimming)
Back Extension > Intermediate
Cobra 1
Cobra 1
Full Body Integration > Intermediate

Full-Body Integration / Functional

Front Support on Elbows → Leg Pull Front on Elbows
Front Support on Elbows → Leg Pull Front on Elbows
Full Body Integration > Intermediate
Scooter Challenge
Scooter Challenge
Full Body Integration > Advanced
Quadruped Abs (Modified Knee Stretch)
Quadruped Abs (Modified Knee Stretch)
Full Body Integration > Fundamental
Knee Stretch Reverse
Knee Stretch Reverse
Full Body Integration > Intermediate
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