Italy, Influenza - Virological Surveillance Update - Week 03/2011 (Ministry of Health, Jan 26 2011, extract, edited): 73% type A H1N1 (2009), 15% Type B.

[Giuseppe]

[Source: Ministry of Health, full PDF document (in Italian), (LINK). Translated by the Mod.(IOH), edited.]

Italy, Influenza - Virological Surveillance Update - Week 03/2011

26 January 2011


Clinical samples collection activity continues through Influnet laboratories network.

During current week (03/2011), seven hundred eighty-six (786) clinical samples have been collected by network's laboratories.

Among these, two hundred ninety-nine (299) were positive for influenza virus.

Forty-six (46) were type B, two hundred twenty-one (221) were type A H1N1 (2009), five (5) were A(H3N2) and twnty-seven (27) were not yet subtyped.


Table 1 - Virological Surveillance of Influenza - Cumulative Number of Isolates per Week and Type/Subtype (since the start of the season, Week 46/2010

[Type-Subtype / Week: 46 / 47 / 48 / 49 / 50 / 51 / 52 / 01 / 02 /03, Total]

• INFLUENZA A - 0 - 4 - 3 - 1 - 8 - 20 - 38 - 66 - 122 - 253 - 515
  • A (not yet subtyped) - ... - 1 - ... - ... - ... - 2 - 1 - 2 - 5 - 27 - 38
  • A/H3N2 - ... - ... - ... - 1 - 4 - ... - 2 - ... - 4 - 5 - 16
  • A/H1N1 v - ... - 3 - 3 - ... - 4 - 18 - 35 - 64 - 113 - 221 - 461
  
  
• INFLUENZA B - 0 - 2 - 2 - 1 - 7 - 12 - 16 - 28 - 22 - 46 - 136
• TOTAL POSITIVE SAMPLES - 0 - 6 - 5 - 2 - 15 - 32 - 54 - 94 - 144 - 299 - 651

(...)
-
-----