Dard Ka Rishta (1982)

The Sharmas are both surgeons in New York. Ravi wants to go back to India. His wife wants to remain in New York to do research towards a cure for leukemia, the cancer that killed her brother. Ravi is named Head of Surgery at Tata Memorial Hospital in Bombay. They divorce. In India, Ravi has a daughter, Khushpu. When Khuspu is twelve, she feels sick. A blood test reveals that she has leukemia...