Points/questions from end of week 2 test

Question 1

Match the condition with the investigation most appropriate to it:

• Scabies
• Shingles
• Ringworm
• Impetigo

Swab of lesion fluid sent in viral container for PCR. Skin scrapping for microscopy. Skin scrapping for microscopy and culture, and woods light. Swab of lesion sent in bacterial container for microscopy and culture

Answer 1

• Scabies – Skin scrapings for microscopy
• Shingles – Swab of lesion fluid sent in Viral container for PCR
• Ring worm – Skin scraping for microscopy and culture, and woods light
• Impetigo – Swab of lesion sent in bacterial container for microscopy and culture

Question 2

By looking at a family tree how can you tell if there is an autosomal dominant disease present in the family or not?

Answer 2

Autosomal dominant diseases are present in all generations of a family tree

Question 3

What is the first-line treatment for rosacea ?

Answer 3

Topical metronidazole gel

Question 4

If topical metronidazole gel is ineffective in the treatment of rosacea what is the second-line treatment ?

Answer 4

Tetracycline

Question 5

What is the first-line treatment of psoriasis ?

Answer 5

Vitamin D analogue cream - as it is effective, easy to apply, non greasy and non-smelly.