Welcome to HCM,
Your husband seems to be suffering with Lipoma.
It is a benign tumor
composed of adipose tissue
are soft to touch, usually movable and are generally painless.
It is most common form of soft tissue tumor
Treatment of Lipoma is usually not necessary, unless the tumor becomes painful or restricts movement.
For confirmation of diagnosis and treatment, you should get him examined by a general Surgeon
Thanks for trusting Healthcaremagic and posting your query.
Hope you found my response to your query informative and helpful.
With good wishes,
Dr.Chandra Shekhar Sharma