CAISS Head Exam Questions with Correct Answers

CAISS Head Exam Questions with Correct Answers What does AIS define as part of the Head - Answer-Scalp, Skull, Brain, Intracranial Vessels, Cranial Nerves. What makes up the Meninges? - Answer-Dura Mater(epidural/subdural), Arachnoid(csf), pia matter (vascular membrane) What are the regions of the brain? - Answer-Brain Stem, Cerebellum, Cerebrum What is a Focal Brain Injury? - Answer-Space occupying lesion in which the brain will shift or herniate What is a Diffuse Brain Injury? - Answer-Global/Widespread damaging affecting consciousness In the skull; what does "Compound" mean? - Answer-Open Fracture Coding of brain injuries should be done when? - Answer-At 24 hours or at initial confirmed diagnosis if later than 24 hours. When can LOC be coded? - Answer-When there is convincing evidence of head trauma and the diagnosis is made by a physician. Provider diagnosis the patient with a "Closed Head Injury" how do you code this? - Answer-100099.9; NFS Patient is diagnosed with a Compound Temporal Fracture and laceration of the Temporal Artery. Can you code both injuries? - Answer-Yes When is a cranial nerve coded as a laceration? - Answer-When there is Total Loss of Nerve Function Paralysis