A nurse is caring for a client who has a prescription for warfarin. Which of the following laboratory tests should the nurse monitor?

Bacterial meningitis is a serious infection of the membranes surrounding the brain and spinal cord that can cause inflammation and damage to the nervous system.

Nuchal rigidity refers to stiffness and pain in the neck that makes it difficult to flex the neck forward. This finding is indicative of inflammation of the meninges and is a classic sign of meningitis.

Pedal edema refers to swelling of the feet and ankles and can be caused by various conditions such as heart, liver, or kidney problems.

Jaundice refers to yellowing of the skin and eyes and can be caused by liver or bile duct disease.

Hematuria refers to the presence of blood in the urine and can be caused by various conditions such as urinary tract infections, kidney stones, or bladder cancer. These findings are not related to bacterial meningitis and may suggest other health concerns that require further evaluation and management.

Clients in the manic phase often exhibit inflated self-esteem, a sense of superiority, and grandiose thinking. They may have unrealistic beliefs about their abilities, accomplishments, or importance.

Hypersomnia, or excessive sleepiness, is not typically associated with the manic phase of bipolar disorder. Instead, individuals in the manic phase often experience a decreased need for sleep and may go for long periods with little or no sleep.

Blunted affect refers to a lack of emotional expression or reduced intensity of emotional responses. It is more commonly associated with depressive episodes of bipolar disorder rather than the manic phase.

Slurred speech is not a typical finding in the manic phase of bipolar disorder. However, individuals in the manic phase may exhibit rapid or pressured speech, talking excessively, rapidly switching topics, or having difficulty keeping up with their own thoughts.