UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(D) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): March 17, 2004

SONTRA MEDICAL CORPORATION

(Exact Name of Registrant as Specified in its Charter)

Minnesota	000-23017	41-1649949
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

10 Forge Parkway

Franklin, Massachusetts 02038

(Address of Principal Executive Offices) (Zip Code)

(508) 553-8850

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

Item 12. Results of Operations and Financial Condition.

On March 17, 2004, Sontra Medical Corporation (the “Registrant”) reported its financial results for its fiscal fourth quarter and fiscal year ended December 31, 2003. A copy of the press release issued by the Registrant concerning the foregoing results is furnished herewith as Exhibit 99.1 and is incorporated herein by reference.

The information contained herein and in the accompanying exhibit shall not be incorporated by reference into any filing of the Registrant, whether made before or after the date hereof, regardless of any general incorporation language in such filing, unless expressly incorporated by specific reference to such filing. The information in this report, including the exhibit hereto, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section or Sections 11 and 12(a)(2) of the Securities Act of 1933, as amended.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	Sontra Medical Corporation
	By:	/s/ Sean F. Moran
Date: March 17, 2004		Sean F. Moran
		Chief Financial Officer
		(Principal Financial and Accounting Officer)

EXHIBIT INDEX

Exhibit No.	Description
99.1	Press Release of the Registrant, dated March 17, 2004.