The condition of veteran Marxist leader Jyoti Basu continued to be “very critical” here on Friday with his kidney and heart functions deteriorating.

According to a medical bulletin by the hospital on Friday evening, his ventilation requirement has increased.

The condition of Mr. Basu, who was admitted with pneumonia to a city hospital on January 1, became very critical on Thursday. Hospital authorities said his renal functions “received some support by dialysis” conducted on Thursday. A second dialysis was done on Friday.

“The situation is still critical. But some clinical parameters are fine,” A.K. Maity, one of the specialists on the medical board constituted by the hospital to monitor Mr. Basu’s condition, told journalists outside the hospital.

Chief Minister Buddhadeb Bhattacharjee, CPI(M) Polit Bureau member Sitaram Yechury and Left Front chairman Biman Bose, Industries Minister Nirupam Sen and former Lok Sabha Speaker Somnath Chatterjee were among those who visited Mr. Basu at the hospital during the day.

More In: National | News