Constant severe pain in your left shoulder with limited arm movement suggests a significant injury or inflammation that needs prompt evaluation. You should see an orthopedic specialist as soon as possible for a thorough assessment and appropriate treatment.

🩺 Symptoms

• Severe, constant shoulder pain
• Inability to lift the arm beyond 45 degrees

⚕️ Possible Causes

• Rotator cuff tear or tendinitis
• Frozen shoulder (adhesive capsulitis)
• Shoulder arthritis or bursitis

🏥 Recommended Actions

• Avoid heavy lifting or movements that worsen pain
• Apply ice to reduce inflammation if recent onset
• Schedule an appointment with an orthopedic doctor promptly for physical examination and imaging (like X-ray or MRI)

⚠️ When to Seek Urgent Care

• Sudden severe pain with swelling or deformity
• Numbness or weakness in the arm or hand
• Fever or signs of infection

If you want, I can explain treatment options or rehabilitation details in more depth.To narrow down potential causes, we will need some more information.I understand you're in severe pain. To provide the best advice, could you please tell me your age and gender?