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Atlas · Upper Back

Rhomboids

Rhomboid minor and major connect the upper spine to the inner shoulder-blade border. They help retract and downwardly rotate the scapula. Local aching during reaching or pulling should be assessed alongside neck, shoulder and rib movement.

Rhomboids
Body region
Upper Back
Trigger points
3
documented in this muscle
Common symptoms
3
patterns cataloged
Contributors
3
Factors to assess

Muscle overview

Symptoms and first steps

Practical first steps

  • Support the forearms during prolonged desk work.
  • Keep comfortable reaching and reduce heavy rowing temporarily.
  • Avoid holding the shoulder blades pinched together all day.

When to seek assessment

  • New winging or persistent pulling weakness needs examination.
  • Chest symptoms, breathlessness, fever or severe unexplained upper-back pain require medical assessment.

Minor attaches near the root of the scapular spine; major extends farther down the medial border. Neither occupies the supraspinous fossa.

Examination, palpation and treatment evidence

Illustrated overview

Rhomboids

Blue highlights the muscle. Crosses mark representative trigger-point sites; shaded areas show possible referred pain. These examples do not correspond one-to-one with the numbered points below. Patterns vary and cannot diagnose the cause of pain.

Illustrated overview

Rhomboids · Anatomy 1

Anatomical view of the illustrated muscle.

Open full-size image

Trigger points

1. TrP1

Location. Rhomboid region between the upper-thoracic spine and medial scapular border

Trigger point map
Rhomboids — Rhomboids · Trigger-point examples 1Open full-size image

Regional muscle reference; this is not an individual map of the selected numbered trigger point.

Referred pain map
Rhomboids — Referred pain mapOpen full-size image

Regional muscle reference; this is not an individual map of the selected numbered trigger point.

Pain referral. Between shoulder blades, near spine

Pain Pattern

  • Between shoulder blades
  • Along medial scapular border
  • Upper back

What This Pain Feels Like

A medial shoulder-blade ache may build during supported or unsupported arm work. Compare reaching and pulling before concluding that a palpable tender area explains the complaint.

What Patients Report

  • Ache between shoulder blades
  • Pain near spine
  • Postural discomfort
  • Pain when sitting long periods

What Makes It Worse

  • Rounded shoulder posture
  • Computer work
  • Driving
  • Stress
  • Carrying bags
  • Lying on back
Browse related exercises (20)

Symptoms patients report

Inner shoulder-blade ache Compare forward reaching, carrying and pulling.

Pulling fatigue Measure tolerable work or repetitions rather than inferring a postural imbalance.

Focal border tenderness Ribs, bursae and other muscles share this region.

Contributors to assess

Increased rowing or pulling volume A rapid workload increase may provoke soreness.

Long unsupported arm tasks Arm support can be tested as a practical symptom modifier.

Neck or shoulder limitation May change comfortable scapular movement without proving rhomboid overuse.

For clinicians and supervised training

Clinical reference

Medial-scapular pain overlaps with trapezius, cervical referral and rib-related symptoms; posture alone does not determine its source.

Anatomy and palpation

Anatomical relationships

Minor arises near C7–T1 and inserts at the scapular spine root; major runs from T2–T5 to the medial border below it. Both lie deep to trapezius.[1]

  • Medial end of the scapular spine separates broad minor and major regions.
  • Medial scapular border toward the inferior angle orients major.

Nearby structures. Dorsal scapular nerve and vessels course deep to the muscles; ribs and pleura are underneath.

Palpation

Patient position. Prone or side-lying with the examined arm supported across the chest to gently move the scapula laterally.

Find the landmarks

  • Find the root of the scapular spine, where rhomboid minor approaches the medial border.
  • Trace the medial scapular border below the spine root and orient to the adjacent thoracic midline for rhomboid major.

Examination sequence

  1. Use light retraction to identify the broad layer beneath trapezius.
  2. Relax and compare gentle contact above and below the spine root.
  3. Ask whether the familiar pain is reproduced and retest a reach or row.

Document the findings

  • Record local versus spreading pain and the specific medial-border region.

Limits and precautions

  • Do not press between ribs or use deep self-tools over the thorax.
[1]

Examination and tests

2

Supported low-row tolerance[1][2]

Assess retraction effort during a meaningful pulling task.

Position
Seated, elbow bent beside the trunk, forearm supported initially.
Technique
Apply light forward resistance while the patient draws the elbow backward without shrugging. Compare pain, force and scapular movement.
Positive finding
Familiar medial-scapular pain or poor repeatable pulling tolerance.
Interpretation
Guides a starting pulling load; multiple scapular muscles participate.
Limitations
A functional comparison, not an isolated rhomboid strength or trigger-point test.

Repeated reach and scapular observation[2]

Compare dynamic scapular motion with effort-related pain.

Position
Standing with the posterior shoulders visible.
Technique
Observe several comfortable forward elevations and slow lowering, then repeat with forearm support if needed. Record pain and persistent border prominence.
Positive finding
Reproducible symptoms, pronounced winging or loss of controlled lowering.
Interpretation
Support-dependent relief guides exercise; marked winging or weakness needs neurological assessment.
Limitations
Mild asymmetry is common and does not establish damage or a painful muscle.

Distinguishing other causes

Cervical referred pain[3]

Findings that matter. Scapular pain changes with neck motion or accompanies arm symptoms.

Next step. Include cervical and neurological examination.

Dorsal scapular nerve dysfunction[1][2]

Findings that matter. Persistent retraction weakness or scapular displacement exceeds tenderness alone.

Next step. Assess scapular motor function and investigate an objective deficit.

Scapulothoracic or rib disorder[2]

Findings that matter. Focal rib pain, painful crepitus, swelling or trauma changes the assessment.

Next step. Examine ribs and scapulothoracic movement; image when findings warrant it.

Treatment selection and progression

Self-care and activity

Reduce sustained unsupported reaching[2]

Consider when. Task-related interscapular ache.

Bring frequently used objects closer and trial forearm support. Alternate long seated tasks with comfortable movement.

Dose and review
Try the change during the provoking task and review its effect on pain and task tolerance before continuing.
Progression
Extend comfortable task duration as symptoms allow.
Stop or reassess
Reduce the load for a lasting flare; new marked weakness, numbness or sharp injury pain requires reassessment.
Evidence and limits
The cited references support anatomical orientation or regional care. The activity and starting dose are clinical adaptations, with no isolated-muscle efficacy established by those references.

Exercise and rehabilitation

Progress a comfortable low row[1][2]

Consider when. Painful but preserved pulling function.

Use light band resistance with elbows near the trunk; let the scapula move naturally forward on return and backward during the pull.

Dose and review
Starting example: one set of 5–8 comfortable repetitions on alternate days; adjust to irritability and the next-day response.
Progression
Increase repetitions before resistance; return to rowing or carrying in measured steps.
Stop or reassess
Reduce the load for a lasting flare; new marked weakness, numbness or sharp injury pain requires reassessment.
Evidence and limits
The cited references support anatomical orientation or regional care. The activity and starting dose are clinical adaptations, with no isolated-muscle efficacy established by those references.

Exercise and rehabilitation

Restore forward-reach tolerance[2]

Consider when. Discomfort during protraction or lowering.

Slide the forearm forward on a table, allowing the shoulder blade to move around the ribs, then return without a hard squeeze.

Dose and review
Starting example: one set of 5–8 comfortable repetitions on alternate days; adjust to irritability and the next-day response.
Progression
Raise the work surface or add unsupported reaching when the next-day response is stable.
Stop or reassess
Reduce the load for a lasting flare; new marked weakness, numbness or sharp injury pain requires reassessment.
Evidence and limits
The cited references support anatomical orientation or regional care. The activity and starting dose are clinical adaptations, with no isolated-muscle efficacy established by those references.

Clinician-delivered care

Ultrasound-guided local-anesthetic injection for selected rhomboid-major pain[4]

Consider when. Persistent focal rhomboid-major myofascial pain after regional assessment, when short-term relief would help reaching or rehabilitation.

Discuss a clinician-performed intramuscular local-anesthetic injection with ultrasound localization of the muscle, ribs and pleura. Record the intended functional gain beforehand.

Dose and review
A limited procedural trial; no standard repeat series follows from the available study.
Progression
Review reaching, pulling and pain at approximately two to four weeks before considering more treatment.
Stop or reassess
New breathlessness or chest pain after injection needs urgent assessment. Stop repeating treatment without meaningful functional benefit.
Evidence and limits
A 65-person trial favored rhomboid-major over trapezius injection at two and four weeks. Without a sham or exercise-only group it does not establish long-term benefit, or an indication for rhomboid minor or nonspecific axial back pain.

Reassessment and follow-up

  • Repeat the same supported row and reach.
  • Track work/carrying tolerance and any persistent winging.
  • Compare neck rotation and thoracic movement when scapular-border pain persists despite improved pulling capacity.

Evidence and sources

  1. University of Washington Muscle Atlas: Rhomboid Major and Minor

    2026 · University anatomical reference

    Accessed September 2026; access year. Used for attachments and actions, not treatment efficacy or point-map validation.

  2. AAOS OrthoInfo: Scapular (Shoulder Blade) Disorders

    2026 · Professional-society clinical guidance

    Access year. Supports examination of scapular motion and nerve-related winging; exercise examples here are practical adaptations.

  3. Desmeules et al. Rotator Cuff Tendinopathy Diagnosis, Nonsurgical Medical Care, and Rehabilitation

    2025 · Clinical practice guideline

    Adults with cuff tendinopathy, including partial-thickness tears; not full-thickness tears. Recommends active rehabilitation, distinguishes calcific from noncalcific shockwave indications.

  4. Ökmen et al. Comparison of the Efficiency of Ultrasound-Guided Injections of the Rhomboid Major and Trapezius Muscles in Myofascial Pain Syndrome

    2018 · Randomized active-comparator trial

    65 participants; rhomboid-major local-anesthetic injection versus superficial trapezius injection. Outcomes favored the deeper target at two and four weeks; no sham or rehabilitation-only control. Online publication 2017, print 2018.

Associated Trigger Points