What could a soft kind of mobile lump on the back my right shoulder blade be?

A soft kind of mobile lump on the back of your right shoulder blade could be a lipoma. Lipomas are benign, fatty tumors that can grow anywhere in the body. They are usually soft, smooth, and moveable, and they don't usually cause any pain. Lipomas are more common in middle-aged adults and people who are overweight or obese.

Other possible causes of a soft kind of mobile lump on the back of your right shoulder blade include:

* A sebaceous cyst: A sebaceous cyst is a sac filled with sebum, which is an oily substance produced by the sebaceous glands. Sebaceous cysts are usually small and round, and they can occur anywhere on the body.

* A ganglion cyst: A ganglion cyst is a sac filled with fluid that forms on the tendons or joints. Ganglion cysts are usually firm and round, and they can occur anywhere on the body, but they are most common on the wrist, hand, or foot.

* A hematoma: A hematoma is a collection of blood that forms outside of a blood vessel. Hematomas can occur anywhere on the body, and they are usually caused by trauma.

* A muscle knot: A muscle knot is a tight, tender spot in a muscle. Muscle knots can be caused by overuse, injury, or stress.

If you are concerned about a soft kind of mobile lump on the back of your right shoulder blade, it is important to see a doctor for diagnosis and treatment. Your doctor may order tests, such as an ultrasound or MRI, to determine the cause of the lump. Treatment for a soft kind of mobile lump on the back of your right shoulder blade may include surgery, medication, or physical therapy.