Kieran Trippier has suffered a setback in his recovery from a foot injury but Newcastle boss Eddie Howe still hopes the England defender will return before the end of the season.
The right-back, 31, suffered a broken metatarsal in his left foot in February's 1-0 win over Aston Villa.
The £12million January signing had a scan on Friday and Newcastle were hoping it would allow him to push on his recovery.
The England right-back, 31, suffered a broken metatarsal in his left foot in February
However, although the results were encouraging, the healing process was not going as quickly as hoped.