M.D

You have to decide yourself which course to choose. All I can help you is to provide course details of various medical PG programmes,
For details about streams, visit https://goo.gl/GmQEj2

Yes, you can. UK is offering MD programme at a very affordable cost. The fee is approx 50 Lacs for the course. As no donation is involved and UK qualification is valid in India (MCI link: https://goo.gl/5SK1ml). You can take bank education loan to pursue your dream career

He can pursue MD from UK. No PLAB or GMC is required. Its fee will be approx 50 Lacs.

A similar programme is available in the UK.

You can pursue PG in radiology in the UK without any entrance.

No, if you pursue your medical from UK, USA, Canada, Australia and New Zealand you are not required to take any screening in India. All PG qualification are eligible for registration and practice in India. Visit MCI link: https://goo.gl/5SK1ml

You should pursue your MD full time as you will be gaining exposure and in hand clinical practice. UK can be an option with affordable fees structure of around 50 Lac and no entrance is required. UK degrees are valid in India to practice, visit MCI link: https://goo.gl/5SK1ml
For more details about the program: https://goo.gl/GmQEj2

You can pursue your MD from UK. Degree from UK are acceptable in India. Visit the link from MCI:
https://goo.gl/5SK1ml
For details about course and options available:
https://goo.gl/GmQEj2

The best country to pursue MD/MS is USA and UK.
For USA, you have to clear USMLE 1 & 2 to become eligible for NRMP.
For UK, you can get direct admission in popular streams.

UK has an option to study PG MD/MS without any entrance examination. Only IELTS is mandatory requirement. As per Govt of India Gazette:
http://www.mciindia.org/tools/announcement/Recognition out side India.pdf
all post graduate qualification is UK are accepted in India
for more details https://goo.gl/GmQEj2