Describe the medical crisis faced by the doctor from Malegaon's nephew as detailed in Chapter 34.

According to Chapter 34, a degree-holding doctor in Malegaon faced a severe medical crisis concerning his young nephew. The boy suffered from a bone-cyst, referred to as Hadyavran, which was described as a most difficult and extraordinary malady. The situation was dire because the doctor himself, along with his physician friends and even expert surgeons, were unable to provide a cure. The text highlights their helplessness, stating they became exhausted and felt helpless. All native and foreign treatments were tried, and even surgery was attempted without success, leaving the young boy to suffer unbearable pain and his family deeply worried.