Document and Entity Information	3 Months Ended
	Mar. 31, 2013	May 11, 2013
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Mar. 31, 2013
Document Fiscal Year Focus	2013
Document Fiscal Period Focus	Q1
Trading Symbol	cyoe
Entity Registrant Name	CytoCore Inc
Entity Central Index Key	0000075439
Current Fiscal Year End Date	--12-31
Entity Filer Category	Smaller Reporting Company
Entity Common Stock Shares Outstanding		79,112,710