CAISS Certification KEY Questions and Correct Answers

Branches of vessels - these are not coded unless they are named or listed with a specific descriptor Boxed and Bold Text - Represent AIS coding rules and conventions Brackets - Denote inclusive or exclusive information Semicolons - Separate injury descriptors that are comparable in severity Bold Type - Identifies anatomical structure Supratentorial - Described as blood along the tentorium and is coded to the Cerebrum Temporal Bone - Consists of three portions: the squamous/shell-like portion (in vault), and the mastoid and petrous portions (in base) of the skull Interpeduncular Fossa (Cistern) - Coded as hemorrhage in the brainstem Pterygoid Plates - Is part of the sphenoid bone and is coded to the skull base if in isolation (not coded additionally if part of a LeFort fracture) Skull Base - Occipital Condyles are coded to what part of the skull? Vasospasm - Is a transient occurrence that may or may not show up on imaging and is the result of injury to the artery and cannot be coded