1st April 2022

A 76-year-old woman who lives in a care home presents to primary care with a 3-week history of intense pruritus

A 76-year-old woman who lives in a care home presents to primary care with a 3-week history of intense pruritus. She describes the itching as the worst she has ever experienced. On examination, you note multiple, irregular, tortuous, scaly burrows and tracks in the web spaces of her hands. 

What type of hypersensitivity reaction occurs in this condition?

Select the SINGLE most appropriate option from the list below. Select ONE option only.