To get into an diploma course, degree holders should first of all check the eligibility criteria specified by the institution where they are going to apply. Most of the institutions specify a certain amount of percentage for the diploma course. Candidates should ensure that they possess enough percentage to forward their application.

Pathology and engineering are two opposite poles, both have entirely different curriculum.
You shoukd rather go for Mtech from top IITs and NITs or you can go for Masters from foreign universities.

Pathology in post-graduate sfudies shallbe very difficult asyou dont have ckear fundamentals of the ciurse and shall prove disadvantageous for your career.

You can alternatively go for MBa into general management which has been lucrative career option.