It would depend on the exact procedure performed, the individual tendency to bruise and the skin type.Generally speaking, if lateral bone fractures (at the base of the nasal bridge) are performed, it is quite likely that bruises will be present.
HiNot necessarily, in my practice significant number of patients don't get black eyes after nose surgerybest wishesJ Tahery Otolaryngologist /Facial Plastic SurgeonChesterUK