DANB Patient Medical History & Infection Risk Assessment Flashcards
6 cards from real DANB practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 DANB Patient Medical History & Infection Risk Assessment flashcards as text
Why is obtaining a thorough medical history essential from an infection control perspective?
Answer: It helps identify patients with conditions that may increase infection risk or require special precautions
A thorough medical history identifies patients with conditions such as immunosuppression, bloodborne infections, or antibiotic requirements that require modified infection control or treatment protocols.
Under Standard Precautions, blood and body fluid precautions apply to:
Answer: All patients regardless of known or unknown infection status
Standard Precautions require treating all patients as potentially infectious regardless of their known diagnosis, because many infections are asymptomatic or undiagnosed.
A patient with an active oral herpes (HSV) lesion presents for a routine cleaning. What is the appropriate infection control response?
Answer: Postpone elective procedures until the lesion resolves; if urgent, use additional barrier precautions
Elective dental procedures should be postponed when a patient has an active HSV lesion due to the high risk of transmission; urgent care should proceed with enhanced barrier precautions.
Which of the following medical conditions requires an antibiotic prophylaxis consultation with the patient's physician before invasive dental procedures?
Answer: Certain cardiac conditions at risk for infective endocarditis
Patients with certain cardiac conditions (such as prosthetic heart valves or a history of infective endocarditis) may require antibiotic prophylaxis before invasive dental procedures per AHA guidelines.
A hepatitis B surface antigen (HBsAg)-positive patient presents for dental treatment. The appropriate response is:
Answer: Treat with standard precautions; no additional precautions are required
Patients who are HBsAg-positive (carriers of hepatitis B) should receive dental treatment using standard precautions, as these precautions are designed to protect against bloodborne pathogen exposure.
What is the primary reason dental healthcare workers must be vaccinated against hepatitis B?
Answer: Dental workers are at significant occupational risk of HBV exposure through blood and OPIM contact
Dental workers are at occupational risk of hepatitis B through needlesticks and blood contact, and HBV is the most efficiently transmitted bloodborne pathogen, making vaccination a critical protective measure.