Overview
Pain is often severe for days, then weakness appears as pain fades.
Symptoms
Common signs:
- Sudden severe shoulder pain
Less common
- Arm weakness
- Shortness of breath
Look up a symptom: Muscle weakness in arms or legs
When to get medical care
Causes
Immune.
Does it spread or run in families?
- It isn't contagious. You can't catch it from someone else.
Who is more likely to get it
- Men 20 to 60: Most common
- People after surgery, infection, or vaccines: Often a trigger
Possible complications
- Frozen shoulder: From not moving the shoulder
Diagnosis
A clinician asks about your symptoms and may order tests.
The exam
A physical exam.
Tests
Tests, if needed:
- EMG:
Treatment
Treatment depends on the cause and how severe it is.
Self-care
- Physical therapy
- Do physical therapy
- Use pain medicine as prescribed
Which doctor treats this
- Start with your primary care provider (family doctor or internist).
- They may send you to a neurologist (brain and nerve doctor).
Living with it
Support groups and helplines
- Genetic and Rare Diseases Information Center (GARD): Free NIH information on rare diseases, including where to find experts and patient groups.
- National Organization for Rare Disorders (NORD): Patient groups, help finding care, and aid programs for rare diseases.
Children, pregnancy, and older adults
- Adults 20 to 60: Most common.
Pregnancy and breastfeeding
- If you're pregnant or planning to be, tell your prenatal provider about this condition.
- Don't start or stop any medicine on your own. Some are safe in pregnancy and some need to be changed.
- Ask before taking any pain reliever. The FDA advises avoiding ibuprofen and naproxen after 20 weeks unless your doctor says to.
- Breastfeeding: Most medicines are fine, but ask. The NIH LactMed database lists what's known about each one.
Outlook
Most recover strength over months to years.
Most recover over months to years.
Getting ready for your visit
Bring a list of your symptoms and medicines.
What to bring
- A list of your medicines and supplements
- Notes on when symptoms started and what makes them better or worse
Questions to ask
- What's causing this?
- What treatment do you recommend?
- How long will recovery take?
Research studies
Research studies test new ways to find and treat health problems. Some are looking for volunteers. Talk with your doctor before joining one.
Search ClinicalTrials.gov for studies on Neuralgic amyotrophy (Parsonage-Turner syndrome)
Sources
Last updated 2026-11-12.