my mom had an breast cancer operation since two...

Dear Customer,
Evaluating the answer from the top of the page after reading it helps us improve the quality of answers and ensure that the best experts are available to help you.Unless she is still on chemotherapy then it will be a complication of the chemotherapy (swollen fingers)

What we recommend ?

I highly recommend you to visit an Oncologist just as a follow up procedure for the breast cancer , but mostly her fingers swollen is not related to the breast cancer operation since it is 2 years ago, therefore please give a visit to an Orthopedic Doctor 

What is the treatment of a swollen hand ?

1.Enough sleeping and rest
2.Moving the fingers and hand 
3.Upright position of the hand 
4.Medications such as diuretics exp. Lasix
5.Nos steriodal anti inflamatory drugs such as naproxen 
6.Corticosteriods such as dexamethasone

What are the causes of swollen fingers ?

1.Using the hand and fingers for too long
2.Salty food
3.Hypertension
4.Heart failure
5.Arthritis
6.Kidney diseases

What is the reaquired investigations ?

1.Clinical examination in the nearest medical center near you 
2.Blood test CBC
3.RF blood test
4.Echocardiogram
5.KFT blood test
We wish you all the best ,
You can also ask our other certified experts in various fields such as: Nutritionists, Lawyers, IT Experts, Therapists, Mechanics, Doctors, Handymen, and more.
Kind Regards