After speculation that Omar Hassan al-Bashir, who had been serving a prison sentence, had been freed, the army said that he was being held in a military hospital but provided no evidence.
The clashes have killed more than 400 people and injured thousands more. Those displaced are streaming into nations such as Chad, Egypt and South Sudan, adding to a refugee crisis in the region.
Even before its two leading generals went to war last week, “everyone wanted a chunk of Sudan,” an expert said of the strategically located country rich in natural resources.