Which statement best explains the “two-hit hypothesis” in developing cancer?

Which germ layer do most pediatric cancers originate from? 

Which characteristics apply to logical DFDs?

A 12-month-old has been treated six times for acute otitis media in the past year.  When planning his follow-up care, it is most important to evaluate for which of the following by referring to ENT?

LO is a 2 year old with a Stills murmur who has an appointment with a dentist for a cleaning next week.  Mom asks if they need to do anything special for the dental visit.  Your best response would be:

What would be included in your management plan for the patient PQ in the previous question? Mark ALL the correct answers. She is allergic to peanuts but has no known drug allergies

NB is a 3-month-old male presenting for a nonfebrile cough that began 1 week ago. NB’s mother describes this as short bursts of repetitive coughing. NB has received his 2-month vaccines. You are aware that NB’s mother had limited prenatal care. On exam, you note a staccato cough in addition to cervical adenopathy. What is the organism suspected and best treatment option?

LP was diagnosed with her first episode of scarlet fever and strep throat and prescribed antibiotics for 10 days.  All of the following health teachings should be shared with the family EXCEPT:

If a child has not been on antibiotics for the past month and has no known drug allergies, which of the following is recommended as first-line treatment for acute otitis media?

FG is a 12-year-old with a recent history of viral pharyngitis who now presents to your office with fever, sore throat, difficulty swallowing, decreased oral intake, and neck pain.  Examination reveals a fever of 103 F temporal, erythematous/edematous tonsils, 4+ on the right side, 1+ on the left side, and uvula displaced to the left.  Right anterior cervical lymph nodes are tender and enlarged, measuring 1-2cm, mobile.  No nuchal rigidity.  What is the most likely diagnosis based on your information in the scenario?