The number of Zika virus cases diagnosed in Spain has increased to 132, up from 124, with 19 of them pregnant women.
According to the Ministry of Health, all patients who tested positive for the virus had recently been abroad.
Although the symptoms may tend to be mild, including a rash, fever and headaches, in pregnant women it could affect the fetus.
Experts suggest that the virus could cause birth defects in babies with one baby recently diagnosed with head-shrinking.
The first pregnant woman diagnosed with the virus in Spain was was also the first in Europe.
The Zika virus is causing worldwide alarm since the outbreak was first detected in Brazil last year and various media outlets warning tourists of a possible pandemic in southern Europe.