The match referee collapsed in the tie between Ivory Coast and Ethiopia with game being abandoned 10 minutes from time.
The Confederation of African Football said it ordered Chad to forfeit two games scheduled for this week as 3-0 losses.
‘An African team must win the World Cup in near future’, says newly-appointed CAF chief Patrice Motsepe
The mining magnate promised to quit after his four-year term if CAF "does not make real progress" under his leadership.
Gabon skipper Pierre-Emerick Aubameyang was sanctioned for posting photos of his teammates who were forced to sleep on the floor while Gabon federation were fined $10,000.
Ahmad, from Madagascar, has been head of CAF since March 2017 but was suspended by the global body on Monday for "governance issues".
The Gabon squad, including Arsenal star Pierre-Emerick Aubameyang, were forced to sleep on the floor at a Gambian airport before an Africa Cup of Nations qualifier recently.
Senghor, who is already on the CAF executive committee, has been president of the federation in Senegal since 2009.
A CAF press release said Ahmad, who had been in Morocco for the Confederation Cup final on Sunday, had arrived in Cairo on Wednesday and started to present mild flu symptoms. He underwent a test on Thursday which came back positive on Friday.
Coronavirus Outbreak: African Champions League semi-finals postponed due to COVID-19 pandemic, says CAF
In the African Champions League semi-final showdowns between Moroccan and Egyptian clubs, Raja Casablanca are due to meet Zamalek while Wydad Casablanca will face record eight-time winners Al Ahly
The Confederation of African Football said the Japoma Stadium in Douala, Cameroon will stage the final on 29 May
River Plate confirmed as 2018 Copa Libertadores champions after ruling from Court of Arbitration for Sport
The court dismissed an appeal request by River Plate's rivals Boca Juniors to be awarded the title because of the crowd violence which stopped the scheduled second-leg game from being played in Buenos Aires in November 2018
Eto'o says he wants to move into coaching, although he has also taken a role with the Confederation of African Football.
FIFA secretary-general Fatma Samoura criticised over possible conflict of interest whilst working in new role at CAF
Samoura has asked Africa's soccer associations to give FIFA consent by next Wednesday to sell all media rights for the qualifiers for the next two men's World Cups and potentially all sponsorship around games
FIFA's plan to takeover Confederation of African Football to be challenged in court by CAF executive committee member Hasan Bility
CAF's Hasan Bility said he will ask the Swiss-based Court of Arbitration for Sport to declare invalid the agreement by which FIFA secretary general Fatma Samoura will be sent on a secondment to overhaul the African governing body.
FIFA President Gianni Infantino dismisses Sepp Blatter's allegations of 'colonialism' over FIFA's intervention in African football
FIFA President Gianni Infantino said that the state of African football wasn't as bad as the FIFA corruption scandal of 2015
CAF congress expected to be lively as member associations to debate allegations of fraud against continental body President Ahmad
The Confederation of African Football congress is expected to be lively as member associations will debate on the decision to cede control to FIFA
Court of Arbitration for Sport to rule on the annulled African Champions League final, decide on means to resolve dispute
The Court of Arbitration for Sport will arrive at a verdict this month on the annulled match between Esperance of Tunisia and Wydad Casablanca of Morocco
The VAR is scheduled to be used for the quarter-finals of the Africa Cup of Nations and for the following stages of the tournament
UEFA chief Aleksander Ceferin opposes FIFA President Gianni Infantino's proposal to appoint Fatma Samoura as CAF watchdog
Head of European Football Aleksander Ceferin has refused to concur with FIFA President Gianni Infantino's decision to nominate general secretary for CAF 'clean-up' role
FIFA President Gianni Infantino nominates General Secretary Fatma Samoura as corruption watchdog for CAF
FIFA President Gianni Infantino has nominated his general secretary Fatma Samoura to a temporary role to watch over CAF as its president faces a corruption probe.