• The upside gap two crows is a three-candle pattern that signals a slowing of momentum in an uptrend, which could forewarn of a reversal lower.
• The pattern occurs in an uptrend, starting with a large up candle, a gap higher into a down candle, and then a larger down candle that engulfs the prior.
• A reversal lower is not assured. The price could move sideways or rally after the pattern.
• Some traders await "confirmation" before acting. This means waiting for the price to drop below the low of the third candle before selling or shorting.

Question 11

Does aciclovir prevent the chances of developing herpes zoster (shingles) when given during primary infection?

Question 12

How long does it take after vaccination to become immunized against chickenpox and therefore safe to work in infectious areas?

Question 13

Is meticillin-resistant Staphylococcus aureus (MRSA) the only major hospital-acquired infection?

Question 14

Do you have to have antibiotics to get Clostridium difficile infection?

Question 15

Why do some patients with rheumatic fever later progress to chronic rheumatic heart disease?

Question 16

What is the World Health Organization recommendation for the prophylaxis of rheumatic fever after a streptococcal throat infection?

Question 17

Does rheumatic fever have an infectious or an immunological aetiology?

Question 18

Why is migratory polyarthritis found in rheumatic heart disease?

Question 19

Are penicillins still the drug of choice in streptococcal infections (particularly Strep. Pneumoniae)?

Question 20

1. How long can the antistreptolysin-O (ASO) titre remain positive after a streptococcal infection? 2. What is the effect of a suitable antibiotic on the ASO titre, if any