The strain in Africa has not been linked to any cases of microcephaly.
But he added: "Looking around the global economy, at least there will be few, if any, cases of schadenfreude".
China, Mongolia and Russia -- along potential flight paths to Siberia -- have not acknowledged having any cases of bird flu.
On Tuesday Mr Hunt said any cases of state-sponsored cosmetic surgery should be few and far between.
There have been few, if any, cases of ethnic Han taking part in a jihadist movement in recent times.
Other uses of the drug, primarily to fight anemia caused by cancer chemotherapy, have not been linked to any cases of aplasia.
We did not detect any cases of lymphoma in our patients.
A CT scan is indicated in any cases of acetabular fracture or hip dislocation.
Lucky says it warned customers on November 23rd, but it wasn't aware of any cases of fraud at the time.
Dropbox says it hasn't found intrusions into its internal systems or any cases of unauthorized activity in user accounts.
The police press spokesperson in Kiev told the BBC they know nothing about any cases of alleged torture.
