All oocytes of 1 cycle lost

Record number: 
980
Adverse Occurrence type: 
MPHO Type: 
Estimated frequency: 
Never reported before
Alerting signals, symptoms, evidence of occurrence: 
One day after start of culture it was dicovered that no oil was used to cover the oocytes. 11 oocytes of 1 couple were lost. Total loss of this cycle
Demonstration of imputability or root cause: 
Human error
Suggest references: 
AAA