Beata Polcyn, 42, was reported missing by police on Monday evening (December 4).
Posting to Twitter at 5.46pm, the force said: "Beata POLCYN age 42yrs #Missing from #Hounslow area.
"We need your assistance to find Beata.
"Please call 101 quote ref 17MIS050895.
Anyone with information relating to the whereabouts of Beata should call police on 101, stating 17MIS050895 as a reference.
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