EuroGROG Bulletin n°5 Season 2000-2001

SEASON 2000-2001
BULLETIN N°5

New information received from 26 European countries.

Low influenza activity across the European continent. Type A is dominant, mainly A(H1N1).

Weeks 20/50 to 21/01

AUSTRIA** No influenza acitivity Weeks 20/50 to 20/51 28/12/00

BELGIUM** Influenza activity is globally low inspite of ongoing isolations/detections ofinfluenza A(H1N1) viruses.
1st case of virologically confirmed influenza B Weeks 20/50 to 21/01 07/01/01

BULGARIA ARI at seasonal levels. First isolation of influenza virus from a sporadic case. The strain has been characterised
as antigenically related to A/Moscow/10/99(H3N2) 09/12/00

CROATIA** No indication of influenza activity. No detection nor isolation so far Week 20/53 03/01/01

CZECH REPUBLIC** Sporadic Influenza activity. Three antigen detections of influenza A virus are reported Week 20/50 14/12/00

DENMARK** Sporadic Influenza activity. One A/NC/20/99(H1N1) -like and one A/Moscow/10/99(H3N2)-like isolates are reported
for weeks 20/52 and 20/51 respectively Week 21/01 12/01/01

FINLAND** Sporadic influenza activity with alocal outbreak in Turku. 6specimens are reported to be positive forinfluenza A by antigen detection Week 20/52 08/01/01

FRANCE** Influenza activity was qualified as epidemic in eight regions and local in 13 regions. A/NC/20/99(H1N1)-like isolates are reported. Week 01/21 10/01/01

GERMANY** Influenza activity associated with influenza A/NC/20/99(H1N1)-like viruses reached local to regional levels. Influenza acitivity is globally low Week 01/21

GREECE** Low influenza activity. No detection/isolation of influenza virus reported so far. Week 01/21 04/01/01

HUNGARY No report so far

ICELAND** Two virologically confirmed cases of influenza A during weeks 20/51 and 01/01.Influenza activity is sporadic. Weeks 20/51 to 21/01 09/01/01

IRELAND** Low sporadic influenza activity. Both A(H1N1) and A(H3N2) isolates are reported Weeks 20/50 to 21/01 10/01/01

ITALY** Influenza activity at low levels. Influenza A(H1N1) virus detections/isolations are reported for weeks 20/52
and 21/01 from hospitalised patients Weeks 20/51 and 21/01 10/01/01

LATVIA** Low influenza activity. First reports ofinfluenza virus detections/isolations. Weeks 20/52 to 21/02 15/01/01

LITHUANIA** Influenza activity at non epidemic levels. Virologically confirmed cases Influenza A are reported Weeks 20/52 to 21/01 08/01/01

THE NETHERLANDS** Sporadic influenza activity due to influenza A viruses. Week 21/01 10/01/01

NORWAY** Sporadic but slightly increasing influenza activity. No detection/isolation reported for this period of thime. Weeks 20/51 to 21/01 10 & 11/01/01

POLAND** Influenza activity at seasonal levels with low incidence of ILI. No detection nor isolation are reported Week 21/01

PORTUGAL** Both A(H1N1) and A(H3N2) isolates are reported for weeks 20/51 and 20/52 respectively Weeks 20/51 and 20/52

ROMANIA** ARI at non epidemic level.No detection nor isolation of influenza virus are reported Weeks 20/51 to 21/01 11/01/01

RUSSIA and CIS c.** During weeks 20/49 and 20/50influenza activity was globally low with local outbreaks. Influenza A(H3N2), A(H1N1) & B viruses have been deteceted during December 2000. Weeks 20/49 and 20/50 21/12/00

SLOVAK REPUBLIC** Sporadic Influenza activity with some local outbreaks in the south-west part of the country. Three new isolates antigenically related to A/NC/20/99 are reported Week 21/01 11/01/01

SLOVENIA** No influenza activity Weeks 20/51 and 21/01

SPAIN** Sporadic influenza activity Weeks 20/50 to 21/01

SWEDEN** Sporadic influenza activity Weeks 20/50 to 21/01

SWITZERLAND** Spoardic influenza activity associated with occasionnal detections/isolations of influenza viruses.
So far, the predominant type is A and sutype is H1N1 Weeks 20/50 to 21/01

UNITED KINGDOM** Although influenza activity remains at low levels, clinical indicators have increased slightly during week 21/01 Week 21/01 10/01/01

EISS member New EuroGROG member

Elsewhere in the world

USA** Widespread influenza activity is reported by 2 states and territorial health departments (Rhodes Island and Virginia) whereas regional or sporadic activity is reported respectively by 11 and 35 states and territorial health departments. Two othersdid not report.During week 21/01, 138 (12%) specimens are found positive: 20 are influenza A(H1N1), 2 are a(H3N2), 88 are type A not subtyped and 28 are influenza B viruses. Week 21/01 12/01/01


	New information received from 26 European countries.
Low influenza activity across the European continent. Type A is dominant, mainly A(H1N1).
	Weeks 20/50 to 21/01
AUSTRIA**	No influenza acitivity	Weeks 20/50 to 20/51 28/12/00
BELGIUM**	Influenza activity is globally low inspite of ongoing isolations/detections ofinfluenza A(H1N1) viruses. 1st case of virologically confirmed influenza B	Weeks 20/50 to 21/01 07/01/01
BULGARIA	ARI at seasonal levels. First isolation of influenza virus from a sporadic case. The strain has been characterised as antigenically related to A/Moscow/10/99(H3N2)	09/12/00
CROATIA**	No indication of influenza activity. No detection nor isolation so far	Week 20/53 03/01/01
CZECH REPUBLIC**	Sporadic Influenza activity. Three antigen detections of influenza A virus are reported	Week 20/50 14/12/00
DENMARK**	Sporadic Influenza activity. One A/NC/20/99(H1N1) -like and one A/Moscow/10/99(H3N2)-like isolates are reported for weeks 20/52 and 20/51 respectively	Week 21/01 12/01/01
FINLAND**	Sporadic influenza activity with alocal outbreak in Turku. 6specimens are reported to be positive forinfluenza A by antigen detection	Week 20/52 08/01/01
FRANCE**	Influenza activity was qualified as epidemic in eight regions and local in 13 regions. A/NC/20/99(H1N1)-like isolates are reported.	Week 01/21 10/01/01
GERMANY**	Influenza activity associated with influenza A/NC/20/99(H1N1)-like viruses reached local to regional levels. Influenza acitivity is globally low	Week 01/21
GREECE**	Low influenza activity. No detection/isolation of influenza virus reported so far.	Week 01/21 04/01/01
HUNGARY	No report so far
ICELAND**	Two virologically confirmed cases of influenza A during weeks 20/51 and 01/01.Influenza activity is sporadic.	Weeks 20/51 to 21/01 09/01/01
IRELAND**	Low sporadic influenza activity. Both A(H1N1) and A(H3N2) isolates are reported	Weeks 20/50 to 21/01 10/01/01
ITALY**	Influenza activity at low levels. Influenza A(H1N1) virus detections/isolations are reported for weeks 20/52 and 21/01 from hospitalised patients	Weeks 20/51 and 21/01 10/01/01
LATVIA**	Low influenza activity. First reports ofinfluenza virus detections/isolations.	Weeks 20/52 to 21/02 15/01/01
LITHUANIA**	Influenza activity at non epidemic levels. Virologically confirmed cases Influenza A are reported	Weeks 20/52 to 21/01 08/01/01
THE NETHERLANDS**	Sporadic influenza activity due to influenza A viruses.	Week 21/01 10/01/01
NORWAY**	Sporadic but slightly increasing influenza activity. No detection/isolation reported for this period of thime.	Weeks 20/51 to 21/01 10 & 11/01/01
POLAND**	Influenza activity at seasonal levels with low incidence of ILI. No detection nor isolation are reported	Week 21/01
PORTUGAL**	Both A(H1N1) and A(H3N2) isolates are reported for weeks 20/51 and 20/52 respectively	Weeks 20/51 and 20/52
ROMANIA**	ARI at non epidemic level.No detection nor isolation of influenza virus are reported	Weeks 20/51 to 21/01 11/01/01
RUSSIA and CIS c.**	During weeks 20/49 and 20/50influenza activity was globally low with local outbreaks. Influenza A(H3N2), A(H1N1) & B viruses have been deteceted during December 2000.	Weeks 20/49 and 20/50 21/12/00
SLOVAK REPUBLIC**	Sporadic Influenza activity with some local outbreaks in the south-west part of the country. Three new isolates antigenically related to A/NC/20/99 are reported	Week 21/01 11/01/01
SLOVENIA**	No influenza activity	Weeks 20/51 and 21/01
SPAIN**	Sporadic influenza activity	Weeks 20/50 to 21/01
SWEDEN**	Sporadic influenza activity	Weeks 20/50 to 21/01
SWITZERLAND**	Spoardic influenza activity associated with occasionnal detections/isolations of influenza viruses. So far, the predominant type is A and sutype is H1N1	Weeks 20/50 to 21/01
UNITED KINGDOM**	Although influenza activity remains at low levels, clinical indicators have increased slightly during week 21/01	Week 21/01 10/01/01

EISS member	New EuroGROG member

Elsewhere in the world
USA**	Widespread influenza activity is reported by 2 states and territorial health departments (Rhodes Island and Virginia) whereas regional or sporadic activity is reported respectively by 11 and 35 states and territorial health departments. Two othersdid not report.During week 21/01, 138 (12%) specimens are found positive: 20 are influenza A(H1N1), 2 are a(H3N2), 88 are type A not subtyped and 28 are influenza B viruses.	Week 21/01 12/01/01

Bulletin compiled 15th January 2001 by Jean-Claude Manuguerra

· ILI: influenza-like illness
· ARI : Acute Respiratory Infections
· ** NEW PIECE OF INFORMATION
· EISS members: http://eiss.org
New EuroGROG members