A Patient Has Chronic Osteomyelitis of His Femur,which He Is

A patient has chronic osteomyelitis of his femur,which he is managing at home with self-administration of IV antibiotics.On a home visit,the nurse identifies the nursing diagnosis of ineffective therapeutic regimen management when the nurse makes which of the following observations?

A) The patient is unable to plantar-flex the foot on the affected side.
B) The patient uses crutches to avoid weight bearing on the affected leg.
C) The patient takes and records the oral temperature twice a day.
D) The patient is irritable and frustrated with the length of treatment required.