Blow out fracture affects which orbital wall ?
Lateral wall
Posteromedial part of orbital floor
Superior wall
Anterosuperior roof
Ans. is 'b' i.e., Posteromedial part of orbital floor * 'The orbital floor overlies the maxillary sinus without reinforcement, therefore is weaker and more blowouts tend to occur here especially in the posteromedial floor'
Orbit