Influenza

Call 760.943.9123 or

Influenza (FLU) Update for Week Ending 2-2-19

For week #05 (ending 2-2-19) the CDC reported that Influenza (Flu) activity, which includes diagnosed flu as well as ILI (Influenza-Like-Illness), continued to increase with almost all of the severity markers increased during week #5.  The percentage of respiratory specimens testing positive for flu increased to 21.6% from 19.2% last week; all 10 Regions reported flu levels above baseline, and the number of hospitalizations from flu continued to increase.  This indicates that this Flu Season will have a second peak [...]

Read more...

Influenza (FLU) Update for Week Ending 1-26-19

For week #04 (ending 1-26-19) the CDC reported that Influenza (Flu) activity, which includes diagnosed flu as well as ILI (Influenza-Like-Illness), increased again.  The percentage of respiratory specimens testing positive for flu increased to 19.2% from 16.1% last week, all 10 Regions reported flu levels above baseline, and the number of hospitalizations from flu continued to increase.  This may indicate that this Flu Season will have a second peak in cases. Influenza A viruses were the most common found in the [...]

Read more...

Influenza (FLU) Update for Week Ending 1-19-19

For week #03 (ending 1-19-19) the CDC reported that Influenza (Flu) activity, which includes diagnosed flu as well as ILI (Influenza-Like-Illness), increased.  The percentage of respiratory specimens testing positive for flu increased to 16.1% from 12.4% last week, all 10 Regions reported flu levels above baseline, and the number of hospitalizations from flu continued to increase. Influenza A viruses were the most common found in the samples tested, with Influenza A(H1N1)pdm09 the most dominant, except in Region 4 (the Southeast), which [...]

Read more...

Influenza (FLU) Update for Week Ending 1-12-19

For week #02 (ending 1-12-19) the CDC reported that Influenza (Flu) activity, which includes diagnosed flu as well as ILI (Influenza-Like-Illness), remained elevated.  The percentage of respiratory specimens testing positive for flu decreased slightly to 12.4% from 12.7% last week, but all 10 Regions were still reporting flu levels above baseline, and the number of hospitalizations from flu continued to increase. Influenza A viruses were the most common found in the samples tested, with Influenza A(H1N1)pdm09 the most dominant, except in [...]

Read more...

Influenza (FLU) Update for Week Ending 1-5-19

For week #01 (ending 1-5-19) the CDC reported that Influenza (Flu) activity, which includes diagnosed flu as well as ILI (Influenza-Like-Illness), remained elevated.  The percentage of respiratory specimens testing positive for flu decreased to 12.7% from 13.7% last week, but all 10 Regions were reporting flu levels above baseline and the number of cases of ILI and Flu continued to increase, as did hospitalizations. Influenza A viruses were the most common found in the samples tested, with Influenza A(H1N1)pdm09 the most [...]

Read more...

Influenza (FLU) Update for Week Ending 12-29-18

For week #52 (ending 12-29-18) the CDC reported that influenza (Flu) activity, which includes diagnosed flu as well as ILI (Influenza-Like-Illness), continued to increase.  The percentage of respiratory specimens testing positive for flu decreased to 13.7% from 15.6% last week, but all Regions were reporting flu levels above baseline and the number of cases of ILI and Flu continued to increase, as did hospitalizations. Influenza A viruses are the most common found in sample testing, with Influenza A(H1N1)pdm09 the most [...]

Read more...

Influenza (FLU) Update for Week Ending 12-22-18

For week #51 (ending 12-22-18) the CDC reported that influenza (Flu) activity, which includes diagnosed flu as well as ILI (Influenza-Like-Illness) continued to increase.  The percentage of respiratory specimens testing positive for flu increased to 15.6% from 11.0% last week. Influenza A viruses are the most common found in sample testing, with Influenza A(H1N1)pdm09 the most dominant, except for Region 4 (the Southeast), which again had A(H3N2) dominate.  Influenzas A (H1N1), A (H2N2) and Influenza B viruses tested were considered [...]

Read more...

Influenza (FLU) Update for Week Ending 12-15-18

For week #50 (ending 12-15-18) the CDC reported that influenza (Flu) activity, which includes diagnosed flu as well as ILI (Influenza-Like-Illness) increased and the threshold has been reached met to indicate that the 2018-19 Seasonal Flu season has begun.  The percentage of respiratory specimens testing positive for flu more than quadrupled from last week to 11.0%. Influenza A viruses are the most common virus found in sample testing, with Influenza A(H1N1)pdm09 the most common, except for Region 4 (the Southeast), [...]

Read more...

Influenza (FLU) Update for Week Ending 12-8-18

For week #49 (ending 12-8-18) the CDC reported that influenza (Flu) activity, which includes diagnosed flu as well as ILI (Influenza-Like-Illness) was still slightly elevated. The percentage of respiratory specimens being tested still remains low. Influenza A viruses are the most common virus found in sample testing, with Influenza A(H1N1)pdm09 the most common of those.  Influenza A (H2N2) and Influenza B viruses have also been found and are considered to be co-circulating.  Also, the majority of the flu viruses are [...]

Read more...

Influenza Update Week Ending 5-19-2018

Influenza (FLU) Update for Week #20 Week Ending 5-19-18 FLU and ILI news continued to improve and, although there were still Flu and ILI cases, as well as hospitalizations and deaths from influenza, based on the numbers, it is the waning weeks of the 2017-18 Flu Season. So, unless something unexpected happens, this will be the last FirstWatch Flu Summary for Flu Season 2017-18.  The CDC will continue to publish their Weekly Flu Reports and Summaries; they can be accessed through [...]

Read more...

Influenza Update Week Ending 5-12-2018

Influenza (FLU) Update for Week #19 Week Ending 5-12-18 FLU and ILI news continued to get better although there were still two indicators that have not normalized, specifically, hospitalizations and pediatric deaths.  For the sixth consecutive week, influenza activity (ILI) was below the national baseline. The number of flu and ILI cases both decreased again. A quick glance at the graphs for Percentages of Visits for ILI and Pneumonia and Influenza Mortality Surveillance, gives a pictorial presentation of the severity of [...]

Read more...

Influenza Update Week Ending 5-5-2018

Influenza (FLU) Update for Week #18 Week Ending 5-5-18 Continued good news about Flu but two indicators still have not abated.  Specifically, the rate of hospitalizations from flu continued to increase and there are were still a couple of pediatric deaths reported this week but they were during previous weeks.  For the fifth time in-a-row since this Flu season became active, influenza activity (ILI) was below the national baseline but remained the same as last week. The number of flu [...]

Read more...

Influenza Update Week Ending 4-28-2018

Influenza (FLU) Update for Week #17 Week Ending 4-28-18 Continued good news about Flu but two indicators still haven’t shown any sign of abating.  Specifically, the rate of hospitalizations from flu continues to increase and there are still a number of pediatric deaths for the week.  But, for the fourth time in-a-row since this Flu season became active, influenza activity (ILI) was below the national baseline and the number of flu cases once again decreased. A quick glance at the graphs [...]

Read more...

Influenza Update Week Ending 4-21-2018

Influenza (FLU) Update for Week #16 Week Ending 4-21-18 Continued good news about Flu but there are still a couple of indicators that have yet to fall, namely, the rate of hospitalizations from flu, as well as the number of pediatric deaths.  However, for the third time in-a-row since the third week in November, influenza activity (ILI) was below the national baseline and the number of flu cases once again decreased. This chart, copied from the CDC Weekly U.S. Influenza Surveillance [...]

Read more...

Influenza Update Week Ending 4-14-2018

Influenza (FLU) Update for Week #15 Week Ending 4-14-18 Good news about Flu!!  For the second time in-a-row since the third week in November, influenza activity was below the national baseline and the number of flu cases once again decreased. There are still a couple of indicators that have yet to fall; namely, the rate of hospitalizations as a cumulative number and for specific age ranges, as well as the number of pediatric deaths.  Hopefully, these numbers will begin to [...]

Read more...

Influenza Update Week Ending 3-31-2018

Influenza (FLU) Update for Week #13 Week Ending 3-31-18 Although Flu and ILI was still elevated above the national baseline, they each continued to decrease last week.  Week #13 was the seventh week with decreases in FLU/ILI indicators.  The peak of the season occurred during Week #5, ending 2/3/18. For the first time since Flu season ramped up, the adult death rates from pneumonia and flu fell below the epidemic threshold. On average for the past five Flu seasons, ILI remained [...]

Read more...

Influenza Update Week Ending 3-24-2018

Influenza (FLU) Update for Week #12 Week Ending 3-24-18 Although Flu and ILI remained elevated above the national baseline respectively, they each continued to decrease last week.  Week #12 was the sixth week with decreases in FLU/ILI indicators.  The peak of the season occurred when ILI was at a high of 7.5%, which occurred during Week #5, ending 2/3/18. On average for the past five Flu seasons, ILI remained at/above the national baseline for 16 weeks; 20 weeks was the longest.  [...]

Read more...

Influenza Update Week Ending 3-17-2018

Influenza (FLU) Update for Week #11 Week Ending 3-17-18 Although Flu and ILI is still fairly widespread and above the national baseline, respectively, Week #11 was the fifth week with significant decreases in most flu indicators.  The peak of the season was when ILI was at a high of 7.5%, which occurred during Week #5, ending 2/3/18.  On average for the past five Flu seasons, ILI has remained at/above the national baseline for 16 weeks; 20 weeks is the longest.  [...]

Read more...

Influenza Update Week Ending 3-10-2018

Influenza (FLU) Update for Week #10 Week Ending 3-10-18 Although Flu and ILI is still fairly widespread and above the national baseline, respectively, Week #10 was the fourth week with significant decreases in most flu indicators.  The peak of the season was when ILI was at a high of 7.5%, which occurred during Week #5, ending 2/3/18.  On average for the past five Flu seasons, ILI has remained at/above the national baseline for 16 weeks; 20 weeks is the longest.  [...]

Read more...

Influenza Update Week Ending 3-3-2018

Influenza (FLU) Update for Week #9 Week Ending 3-3-18 Although Flu and ILI are still fairly widespread and above the national baseline, respectively, Week #9 was the third week with significant decreases in most flu indicators. The peak of the season was when ILI was at a high of 7.5%, which occurred during Week #5, ending 2/3/18. The one indicator that showed increases in all the reported ages was in hospitalizations for Flu and Pneumonia. This indicator [...]

Read more...