Dhaka, Dec. 28 -- BNP Chairperson and former Prime Minister Begum Khaleda Zia remains in a critical condition and is passing through a very challenging phase of her treatment, her personal physician Dr AZM Zahid Hossain said on Saturday night.

"Her condition is extremely complex, and she is now going through a critical moment. If, by the grace of Almighty Allah and the tireless efforts of doctors, she can overcome this crisis, then we may see some positive outcome," he said.

Zahid made the remarks while briefing reporters outside Evercare Hospital in the capital following BNP Acting Chairman Tarique Rahman's second time visit to the hospital.

He said the BNP chief has been undergoing treatment at the hospital since November 23, and her...