A nurse is caring for a client who has acute osteomyelitis. The client asks the nurse to explain how she developed the infection. The nurse should respond that which of the following organisms is the most common cause?
Escherichia coli
Staphylococcus aureus
Pseudomonas aeruginosa
Streptococcus B
The Correct Answer is B
A. While E. coli is a common cause of urinary tract infections and other gastrointestinal infections, it is not a typical pathogen associated with osteomyelitis.
B. This bacterium is the most common cause of acute osteomyelitis, especially the methicillin-resistant Staphylococcus aureus (MRSA) strain.
C. Pseudomonas is more commonly associated with infections in immunocompromised individuals or those with chronic diseases, but it is not a typical cause of acute osteomyelitis.
D. Group B Streptococcus is not a common cause of acute osteomyelitis.
Staphylococcus aureus, including MRSA, is more frequently implicated in bone infections.
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Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. A butterfly rash on the face is associated with systemic lupus erythematosus (SLE), not rheumatoid arthritis.
B. Ulnar deviation of the joints is a characteristic finding in rheumatoid arthritis, caused by inflammation and destruction of the joint structures.
C. Heberden’s nodes are associated with osteoarthritis, not rheumatoid arthritis.
D. Bouchard’s nodes are also associated with osteoarthritis, not rheumatoid arthritis.
Correct Answer is D
Explanation
A. Cryosurgery involves freezing the lesion and is typically used for benign lesions.
Malignant melanoma often requires more extensive treatment.
B. Radiation therapy may be used in certain cases, but surgical excision is often the primary treatment for malignant melanoma.
C. Chemotherapy is not the primary treatment for localized malignant melanoma but may be used for advanced cases or metastatic disease.
D. Surgical excision is the primary treatment for localized malignant melanoma, aiming to remove the tumor along with a margin of normal tissue.
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