Facial trauma (blunt, medially-directed force or high-energy decceleration)
Normally depression of tripod (cheekbone) complex
Lower eyelid/cheek pain, swelling, and ecchymosis
+/- Diplopia with upward gaze (due to extraocular muscle contusion/entrapment, orbital hematoma)
+/- Trismus
+/- Epistaxis
+/- Paresthesias of lower lid, cheek, nose, upper lip if injury to infraorbital nerve
Zygomaticomaxillary 
Ears
Midlines
Auricular hematoma
Polar thigh
Nose
Bougie
Nasal fracture