Could Morning Back and Abdominal Pain Indicate Stiff Person Syndrome?

Is this similar to Stiff Person Syndrome?

For the past six months, I have only experienced mid-back and upper abdominal pain while sleeping until the morning.
However, all symptoms disappear upon getting out of bed.
Is this similar to Stiff Person Syndrome, or could it be related to my sleeping posture?

Huang, 30~39 year old female. Ask Date: 2023/09/11

Dr. Peng Shiwei reply Neurology

Hello, it is usually related to posture and the mattress.
If your symptoms persist and worsen, it is advisable to consult a neurologist.
Thank you for your inquiry.

Reply Date: 2023/09/11

More Info

Morning back and abdominal pain can be concerning, especially when it occurs consistently upon waking. However, it is essential to differentiate between various potential causes of these symptoms. In your case, the fact that the pain disappears after getting out of bed suggests that it may not be related to a systemic condition like Stiff Person Syndrome (SPS), but rather more likely related to your sleeping posture or the type of mattress you are using.

Stiff Person Syndrome is a rare neurological disorder characterized by stiffness and spasms in the muscles, particularly in the trunk and limbs. It is often accompanied by other neurological symptoms, such as anxiety and heightened sensitivity to stimuli. The symptoms you describe—localized back and abdominal pain that resolves upon movement—do not align with the typical presentation of SPS. Instead, SPS would likely present with more generalized stiffness and discomfort that does not resolve simply by changing positions.

Your symptoms are more indicative of musculoskeletal issues, which can be influenced by several factors, including:
1. Sleep Position: The way you sleep can significantly impact your spinal alignment and muscle tension. If you sleep in a position that puts strain on your back or abdomen, it can lead to discomfort upon waking. For example, sleeping on your stomach can cause strain on the neck and back, while sleeping on your side without proper support can lead to misalignment of the spine.

2. Mattress Quality: The type of mattress you use can also play a crucial role in your comfort during sleep. A mattress that is too firm or too soft may not provide adequate support for your spine, leading to pain. It is essential to choose a mattress that supports the natural curvature of your spine and allows for proper alignment.

3. Muscle Tension and Stress: Chronic stress or tension can lead to muscle tightness, particularly in the back and abdominal areas. If you are experiencing stress in your daily life, this may contribute to your symptoms.

4. Underlying Conditions: While your symptoms may not suggest SPS, it is still important to consider other underlying conditions such as herniated discs, spinal stenosis, or even gastrointestinal issues that could manifest as abdominal pain. If the pain persists or worsens, it would be prudent to consult with a healthcare professional for a thorough evaluation.

In summary, while your symptoms are unlikely to be indicative of Stiff Person Syndrome, they may be related to your sleeping posture, mattress quality, or other musculoskeletal issues. If the pain continues to affect your quality of life, it is advisable to seek a consultation with a healthcare provider, such as a physical therapist or orthopedic specialist, who can assess your posture, recommend appropriate interventions, and help you find relief. Additionally, consider evaluating your sleep environment and habits to identify any changes that could improve your comfort during the night.

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