HELP

FEEDBACK

SUBSCRIPTIONS

ARCHIVE

TABLE OF CONTENTS

QUICK SEARCH:

[advanced]

	Author:		Keyword(s):
Year:		Vol:		Page:

Help viewing high resolution images

(Downloading may take up to 30 seconds. If the slide opens in your browser, select File -> Save As to save it.)
Terms and Conditions for Use

View larger version (354K)

Figure 7. Double decidual sac sign. US image of an early IUP demonstrates two hyperechoic rings (arrows). The inner ring represents the combined chorion-decidua capsularis, and the outer ring represents the decidua parietalis.