Doctor

Both PhD in Medicine degree holders and MBBS graduates are considered "doctors," but their roles and expertise differ significantly. 

An MBBS graduate is a medical doctor who has completed training in clinical medicine and is licensed to diagnose and treat patients. They are trained to provide direct medical care, conduct surgeries, and prescribe medications. 

A PhD in Medicine holder, on the other hand, is a doctor in a specific field of research and academic inquiry. PhD in Medicine graduates contribute to advancing knowledge through research and are experts in their specialised area but do not provide clinical care. 

While MBBS graduates are clinical doctors, PhD holders are considered experts in their research domains.

An MSc MLT alone does not qualify an individual to become a doctor, as it is a specialised programme focused on laboratory techniques, diagnostics, and research. To become a medical doctor (MD), one must complete a Bachelor of Medicine, Bachelor of Surgery (MBBS) degree, followed by internships and specialization, if desired. 

However, an MSc MLT graduate can work in close association with doctors in diagnostic labs, research institutions, and hospitals. They can also pursue advanced studies or medical-related fields such as clinical research or Forensic Science, but becoming a licensed doctor requires specific medical training and qualifications through an MBBS program.

A Physician Assistant (PA) is a healthcare professional trained to assist doctors in diagnosing, treating, and managing patients, but they are not licensed to practice independently. While both roles involve providing patient care, the key difference lies in their education, responsibilities, and level of autonomy. 

Doctors undergo extensive medical education and training, including an MBBS degree followed by postgraduate specializations, enabling them to make independent medical decisions, perform complex surgeries, and prescribe medication without supervision. 

In contrast, a Physician Assistant typically completes a 3 year UG course and works under the direct supervision of a doctor. PAs assist with routine medical tasks such as taking patient histories, conducting physical exams, performing minor procedures, and providing follow-up care, making them valuable support staff in hospitals and clinics.

Becoming a forensic doctor in India typically requires an MBBS degree followed by a specialisation in Forensic Medicine (MD). However, for those without an MBBS degree, there are alternative paths to work in forensic science. 

Individuals can pursue a BSc in Forensic Science after completing Class 12 (Science), followed by an MSc in Forensic Science. These degrees allow graduates to work as forensic experts, crime scene investigators, or forensic analysts in government and private agencies, including law enforcement departments like CBI, CID, and Police Forensic Labs. 

However, it's important to note that without an MBBS, one cannot perform medico-legal autopsies or practice as a forensic pathologist. Instead, they can contribute as forensic scientists specializing in toxicology, ballistics, DNA analysis, or cyber forensics.