#PSM(NEET-PG)
Q- A 3 year child with the following feature shown in the image. The patient reports having another 6-year-old sibling at home, who is fully immunized as per the immunization schedule. What is the best measure to prevent diphtheria in the sibling of the diphtheria case child?
B. Give a full course of DPT vaccine
C. Give prophylactic erythromycin
D. Nothing is required to be done
Explain:- As the median value is 200 and the standard deviation is 20, the normal distribution is: 68% of the population will have values between – median +/- 1 SD = 220 +/- 20 = 180-220. 95% of the population will have values between – median +/- 2 SD = 220 +/- 40 = 160-240 .Note: In the MCQ, as the data shows a normal distribution, the median will be equal to mean and the mode.
Explain:- A patient with wound less than 6 hours old if clean, non-penetrating and with negligible tissue damage if had a complete course of toxoid or a booster dose more than 10 years ago(category C) should be treated with Toxoid 1 dose.
ANSWER= D. Nothing is required to be done
Explain:- The given image shows “Bull neck” appearance of diphtheritic cervical lymphadenopathy. As per the national immunization protocol, each child receives DPT booster at 16-24 months, and then at 5 years. now as the child in this question is 3 years old and is immunized to date, the child must have received the DPT booster injection just within the last 2 years. DPT immuniztion continues upto 5 years of age in india, so he has been immunized in last 2 years, therefore nothing else is required to be done in this contact sibling.
Q- A study had a normal distribution with the median value as 200 and standard deviation 20. 68 % will fall between?
A. 160-240
B. 170-230
C. 180-220
D. 190-210
Explain:- As the median value is 200 and the standard deviation is 20, the normal distribution is: 68% of the population will have values between – median +/- 1 SD = 220 +/- 20 = 180-220. 95% of the population will have values between – median +/- 2 SD = 220 +/- 40 = 160-240 .Note: In the MCQ, as the data shows a normal distribution, the median will be equal to mean and the mode.
Q- A person reports 4 hours after having a clean wound without laceration. He had taken TT 10 years before. The next step in management is:
A. Full course Tetanus vaccine to be given
B. Full dose TT with TIG
C. Single-dose TT
D. No need for any vaccine
Explain:- A patient with wound less than 6 hours old if clean, non-penetrating and with negligible tissue damage if had a complete course of toxoid or a booster dose more than 10 years ago(category C) should be treated with Toxoid 1 dose.
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