Tooth and Mouth Problems

My uncle is having cancer in his tongue ,he met many doctors and he already took 4 cemos but there is no recovery at all .Now at this moment of time ,he is only living on liquids such as protien powders,water and nothing else ,He is not at all able to swallow anything.My question is that WHAT SHOULD HE DO SO THAT ATLEAST HE CAN EAT AND CHEW AND SWALLOW ANYTHING AND CAN OVERCOME THIS DISEASE ?

One day while having a normal meal 1/4 th of my premolar tooth broke.Now After a few more days again 1/4th portion of same tooth broke leaving only half intact. I felt no pain during breaking. But now i am feeling a bit pain while chewing food on that side.What could be the reason and treatment ?

Bcz of this problem no morning walks,no social life.i went to somany dentist no use.finally I decided to see good gastrologist

I had a dental carry few years back which ate up almost 30% of my tooth, the dentist did filling but it came out and some part of tooth also broke. The area is now open and I feel pain and senstivity, food gets stuck and it's very painful.

I have hard spot under left tansil in my mouth .it is present 3 months .i dont know what it is . It have no pain .i can feel it when i touched with my finger it like a collection of hard flesh. I am very upset with it bcs i do not know anything about this thing .

Premolars teeth will get pain while eating food and drinking water, there is gap in the teeth, after eating food food will going to deposit in that gap, i need to clear every time after finishing my food. please help me regarding that...

I have pain and sensitivity in my teeth whenever i have any chocolate.and It is in the molars predominantly. I have already undergone a cavity filling treatment back in 2014'dec to prevent the RCT. However i guess it has started wearing its effect off the teeth.

I wanna know the procedure and details for teeth alignment and whitening, how much time does it take and also the cost involved

How can you get pimples in your inner mouth? any tips ! medicines ! why this happened !

Some mark on lower lip and redness inside the mouth with some discomfort feeling, some white marks too