Which of the following statements are correct in respect of scabies? 1. Male mite Sarcoptes scabiei are commonly transferred from an infected person to a non-infected person. 2. Norwegian scabies occur in immunodeficient patients. 3. Permethrin cream (5%) is used for treatment. 4. Pruritus intensifies at night and after hot shower. Select the answer using the code given below :
This question asks to identify the correct statements about scabies, a contagious skin infestation caused by the mite Sarcoptes scabiei.
Statement Analysis for Scabies
- Statement 1: Male mite transfer. Transmission typically occurs through prolonged skin-to-skin contact. While male mites exist, the fertilized female mite is primarily responsible for burrowing into the skin and laying eggs. Therefore, this statement is generally considered incorrect as female mites are the main drivers of infestation transmission.
- Statement 2: Norwegian scabies. Also known as crusted scabies, this severe form is characterized by thick crusts containing numerous mites. It predominantly affects individuals with compromised immune systems, such as those with HIV or undergoing immunosuppressive therapy. This statement is correct.
- Statement 3: Permethrin cream treatment. Permethrin 5% cream is a widely recommended, safe, and effective topical treatment for scabies. It is applied over the entire body and typically left on for 8-14 hours. This statement is correct.
- Statement 4: Pruritus pattern. Intense itching (pruritus) is the most common symptom. The itching associated with scabies characteristically worsens at night due to increased mite activity in warmer body temperatures, and can also be aggravated by hot showers. This statement is correct.
Conclusion on Scabies Statements
Based on the analysis, statements 2, 3, and 4 are correct descriptions related to scabies.
The correct option is the one that includes statements 2, 3, and 4.
Important Questions from Metazoan Infections
- Which among the following is the first intermediate host for the parasitic fluke Clonorchis sinensis?
Which among the following are hepatobiliary flukes (trematodes)?
1. Clonorchis sinensis
2. Mansonella perstans
3. Fasciola hepatica
4. Opisthorchis felineus
Select the correct answer using the code given below:
- Which among the following parasitic helminths is a nematode and has zoonotic transmission?
Consider the following statements with regard to cysticercosis :
1. It may present as personality change.
2. Subcutaneous nodule may excised for histology.
3. Cerebral signs commonly do not occur until the larvae die, 5-20 years later.
4. Praziquantel can be given for 10 days.
Which of the statements given above are correct?
Consider the following statements with regard to cutaneous larva migrans :
1. It is one of the commonest linear lesions seen in travellers.
2. It may be associated with a recent visit to a beach.
3. It is non-pruritic.
4. Track moves across the skin at a rate of 2-3 cm/day.
Which of the statements given above are correct?
