The diagnosis of<unk>  does not usually require any investigations unless an underlying infection of bone is suspected, when an x-ray is performed. A full blood count might show a high white blood cell count if infection is present and inflammatory markers such as an erythrocyte sedimentation rate or C-reactive protein (CRP) might highlight severity.
Trench foot
Frostbite
Barefoot
Rocker bottom foot
Mallet finger
Hammer toe
Clubfoot
Trigger finger