Lab diagnosis - Fungal Flashcards
1
Q
Why KOH preparation is used?
A
It dissolves human cells, allowing visualization
2
Q
Why Sabouraud agar is used in culturing fungi?
A
Low pH inhibits the growth of bacteria
3
Q
Calcoflour stain action
A
Stain binds to the complex carbohydrates cell wall of fungi and lights up a bright blue white color
4
Q
Dx for early infection
A
DNA probes – tests for fungal antigens or antibodies to fungal antigens