February, 2004

Case 125:
A 26-year-old pregnant woman had abdominal complaints.  The woman is a recent émigré from Afghanistan to the Netherlands.  Two unpreserved stool samples were collected for routine examination.  Eggs observed in these stools (Figures A-C) ranged in size from 87 µm to 92 µm × 50 µm to 55 µm.  What is your diagnosis?  Based on what criteria?

A	B

C

Acknowledgement: This case kindly provided by the Leiden University Medical Center, The Netherlands.

Click here for the answer to Case 125.

Case 126:
A 42-year-old man complained to his primary care physician that a "worm" was traveling under the skin on his chest.  His doctor extracted a 70 mm long worm (Figure A) and forwarded it to the State Health Laboratory for identification whereupon it was forwarded to CDC for final identification.  Figures B and C were taken under a dissecting microscope.  What is your diagnosis?  Based on what criteria?

A	B

C

Acknowledgement: This case kindly provided by the Oklahoma State Department of Health.

Click here for the answer to Case 126.

Images presented in the monthly case studies are from specimens submitted for diagnosis or archiving.  On rare occasions, clinical histories given may be partly fictitious.