Thanks for all the information.
There are few causes that can cause such numbess. These are :
Ulnar Nerve Entrapment -Compression of ulnar nerve results in numbness, tingling and weakness in the small finger, the side of the ring finger (next to the small finger) and the part of the palm (both front and back sides) that is beneath these fingers, Peripheral Neuropathy
- it is caused by nerve damage, is characterized by numbness in hands and feet.
Multiple Sclerosis – it can cause a wide range of symptoms that may not be similar for all the affected people.
Cervical Spondylosis- in this there is stiffness and pain in the neck that radiate to the shoulders, arms and chest.
Insufficient or total blockage of blood supply to the fingers can cause this condition or Brain damage caused by a mini stroke or stroke.
You need to get x-ray of cervical spine and if possible MRI to look for spine problem.
CT is not sensitive to pick up early changes or MS or a small stroke.
You should get MRI of brain.
Meanwhile you should take proper rest and avoid undue exertion and stress.