QuestionSBA
QuestionChoice
The condition described here is scabies which typically presents as an itchy rash that worsens during the night and is spread through contact with other infected people. Type II hypersensitivity reactions are mediated by antibodies like IgG or IgM (e.g. blood transfusion reactions).
10003708
c
Type II
QuestionChoice
The condition described here is scabies which typically presents as an itchy rash that worsens during the night and is spread through contact with other infected people. Type I hypersensitivity reactions include allergic reactions and atopic diseases like eczema or asthma.
10003707
b
Type I
QuestionChoice
The condition described here is scabies which typically presents as an itchy rash that worsens during the night and is spread through contact with other infected people. Type III hypersensitivity reactions are mediated by immune complexes that are not cleared from the circulation (e.g. systemic lupus erythematosus).
10003709
d
Type III
QuestionChoice
The condition described here is scabies which typically presents as an itchy rash that worsens during the night and is spread through contact with other infected people. This makes it a delayed Type IV hypersensitivity reaction. Type IV hypersensitivity reactions are cell-mediated reactions that occur in response to contact with certain allergens.
10003706
a
Type IV
QuestionChoice
The condition described here is scabies which typically presents as an itchy rash that worsens during the night and is spread through contact with other infected people. Type V hypersensitivity reactions occur when an antibody targets specific receptors on a cell (e.g.  Graves disease).
10003710
e
Type V
Concept
Chapter
2693
3915
scabies
Topic
144
Dermatology
13288
A 27-year-old man presents to the GP with an intensely itchy rash in-between his fingers on both hands. He describes it to be very disruptive to his sleep as the itchiness is worse at night. He has no significant past medical history or family history. He lives in a hostel and recalls that several of the other tenants have been experiencing the same symptoms over the last week.

What type of hypersensitivity reaction is he experiencing?
a