The median nerve controls motion and experience in every one of the fingers other than the minor finger. When it receives compressed, it can lead to numbness, discomfort or pain. Still left untreated, these indications can worsen. DIP joint pain generally final results from arthritis, specially osteoarthritis or psoriatic arthritis. https://www.theorthopaedicandpainpractice.com/why-are-my-finger-joints-swollen-and-painful/