ORIENT are sweating on the fitness of players ahead of tonight’s clash with Plymouth.

Changes by boss Russell Slade may be necessary from front to back.

Striker Alex Revell is a doubt with a calf niggle.

Midfielder Jimmy Smith has a similar problem.

Both are expected to be passed fit today, Guardian Series Sport understands.

The prognosis is not so good for centre-back Ben Chorley.

He is a major doubt with a thigh injury.

Matt Spring misses the second match of his three-game ban tonight, for his straight red card against Yeovil last week.