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Volume 28, Number 10—October 2022
Research

Environmental Persistence of Monkeypox Virus on Surfaces in Household of Person with Travel-Associated Infection, Dallas, Texas, USA, 2021

Clint N. MorganComments to Author , Florence Whitehill, Jeffrey B. Doty, Joann Schulte, Audrey Matheny, Joey Stringer, Lisa J. Delaney, Richard Esparza, Agam K. Rao, and Andrea M. McCollum
Author affiliation: Centers for Disease Control and Prevention, Atlanta, Georgia, USA (C.N. Morgan, F. Whitehill, J.B. Doty, A. Matheny, L.J. Delaney, A. K. Rao, A.M. McCollum; Dallas County Health and Human Services, Dallas, Texas, USA (J. Schulte, J. Stringer, R. Esparza)

Main Article

Table 1

Objects and surfaces swabbed during environmental sampling of residence of a patients who had monkeypox, Texas, USA, 2021*

Object/surface Room, specific location Sample from visibly soiled surface Sample exposed to UV Surface type Mean cycle threshold Viral culture result, PFU/mL
Paper towels
 Bedroom, on bed
 Yes
 Low
 Porous
 16.1
 <1 × 102
Underwear
 Bedroom, on bed
 Yes
 No
 Porous
 17.9
 <1 × 102
Underwear
 Bedroom, on bed
 Yes
 No
 Porous
 19.3
 3.2 × 102
Blanket
 Living room, on couch
 Yes
 Low
 Porous
 20.3
 <1 × 102
Towel
 Living room, on couch
 Yes
 Low
 Porous
 20.3
 <1 × 102
Disinfectant wipes
 Bedroom, bedside table
 No
 Low
 Porous
 21.9
 ‒
Towel
 Bedroom, on bed
 Yes
 Low
 Porous
 22.3
 ‒
Mattress cover
 Bedroom closet, in hamper
 Yes
 No
 Porous
 23.1
 <1 × 102
Towel
 Bedroom, near bathroom
 Yes
 Low
 Porous
 36.7
 ‒
Underwear
 Bedroom, near bathroom
 Yes
 No
 Porous
 UND
 ‒
Coffee table top
 Living room, edge 
near couch
 No
 Low
 Nonporous
 21.6
 <1 × 102
Bedside table
 Bedroom, at bedside
 No
 Low
 Nonporous
 21.7
 ‒
Sink knobs
 Bathroom, at sink near entry
 No
 Low
 Nonporous
 22.3
 ‒
Bathtub drain
 Bathroom, in bathtub
 No
 Low
 Nonporous
 24.4
 ‒
Toilet seat
 Bathroom, on toilet
 Yes
 Low
 Nonporous
 24.7
 ‒
Light switch
 Bathroom, at entrance above sink
 Yes
 Low
 Nonporous
 25.0
 ‒
Closet doorknob
 Outer knob of closet 
door in bedroom
 No
 Low
 Nonporous
 25.2
 ‒
Dresser top
 Bedroom, near entry
 No
 Low
 Nonporous
 25.9
 ‒
Refrigerator handle
 Kitchen, on refrigerator door
 Yes
 Low
 Nonporous
 26.7
 ‒
Toilet handle
 Bathroom, on toilet
 No
 Low
 Nonporous
 26.7
 ‒
Bathtub faucet
 Bathroom, in bathtub/shower unit
 No
 Low
 Nonporous
 26.9
 ‒
Doorknob
 Inner knob of bathroom door
 No
 Low
 Nonporous
 27.3
 ‒
Freezer handle
 Kitchen, on freezer door
 No
 Low
 Nonporous
 28.2
 ‒
Cell phone
 Living room, on coffee table
 No
 Low
 Nonporous
 28.3
 ‒
Light switch
 Bedroom, at entrance 
above dresser
 No
 Low
 Nonporous
 33.3
 ‒
Light switch
 Kitchen, on wall
 No
 Low
 Nonporous
 33.5
 ‒
Light switch
 Living room, near front door
 No
 Low
 Nonporous
 33.9
 ‒
Power strip button
 Bedroom, on floor along bed
 No
 Low
 Nonporous
 34.2
 ‒
Television remote
 Living room, on TV stand
 No
 Low
 Nonporous
 35.7
 ‒
Microwave handle
 Kitchen, on microwave
 No
 Low
 Nonporous
 UND
 ‒
Closet light switch Bedroom, next to 
closet door No Low Nonporous UND ‒

*UND, undetermined (below detectable limit); ‒, negative.

Main Article

Page created: August 01, 2022
Page updated: September 20, 2022
Page reviewed: September 20, 2022
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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