A patient reports sudden onset of pain, warmth, and swelling in only one joint, the right knee,  but denies a fever. The patient notes no decrease in pain when the joint is at rest. Which is the most common pathogen for this septic arthritis presentation?

Which medication is first-line for the prevention and treatment of osteoporosis in postmenopausal women?

Which of the following is not a common comorbidity associated with obesity?

Which of the following is the most appropriate first-line anti-seizure medication for a patient with newly diagnosed focal epilepsy and no significant comorbidities?

Which of the following symptoms is most characteristic of temporal arteritis?

Disease modulating therapy (DMT) drugs for multiple sclerosis (MS) are started during what course of the disease progression? 

Which of the following is not a cause for pigeon toeing/intoeing gait?

During a well-baby exam of a 6 month old, you notice that the infant smiles, coos, and has a strong head lag.  Which of the following should be recognized?

Possible complications of scarlet fever include:

Full brain development is accomplished at 24-25 years old.