When should I take a home pregnancy test? Many home pregnancy tests claim to be accurate as early as the first day of a missed period â or even before. You're likely to get more accurate results, however, if you wait until after the first day of your missed period or, better yet, one week after your missed period.
An atypical pigmented spindle-cell nevus: a small multicolored lesion showing irregular and ill-defined borders. The clinical diagnosis was melanoma in situ (Fig. 4). A typical pigmented spindle-cell nevus: a small slightly raised dark lesion with defined borders.
First cell division of a growing embryo (Enlarged Image). The spindle apparatus, or simply the spindle, is a network of microtubules (also called spindle fibers) that forms within a dividing eukaryotic cell, both during mitosis and meiosis (see figure at right).