The 23-year-old patient is brought to the emergency department after contacting emergency services to report profound weakness that started in his feet and worsened and spread cranially over the past few days. He reports severe diarrhea after a camping trip a week ago. Upon assessment, strength, sensation, and deep tendon reflexes are significantly reduced, with the lower extremities more severely affected than his upper extremities. Vital signs are normal and the patient seems to be breathing well. There is increased protein in the cerebrospinal fluid found after a lumbar puncture. The patient is admitted to the intensive care unit for further management and observation. The ICU nurse includes which interventions in the plan of care? Select all that apply.  

The patient has been diagnosed with ethmoid sinusitis. The nurse anticipates the patient to complain of tenderness upon percussion of which area?

A 41-year-old male complains of sudden onset of severe chest pain and describes it as a constant tearing sensation that radiates to his lower back. The nurse is most suspicious of which condition?