1. Tadpole cells in an unstained urine sediment
Derin Caglar, Raymonde F. Gagnon, Wassim Kassouf 
Kidney International 
Volume 83, Issue 4, Pages (April 2013)
DOI: /ki
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2. Figure 1
Unstained urine sediment containing several large elongated cells with tail-like extensions resembling ‘tadpoles’ and red blood cells in the background ( × 20 high-power field).
Kidney International  , DOI: ( /ki )
Copyright © 2013 International Society of Nephrology Terms and Conditions

3. Figure 2
Malignant large elongated cells, some with high nuclear to cytoplasmic ratio and cytoplasmic keratinization. Urine cytology ThinPrep (Papanicolaou stain × 20 high-power field) showing (a, b) tadpole cells and (b) cytoplasmic keratinization.
Kidney International  , DOI: ( /ki )
Copyright © 2013 International Society of Nephrology Terms and Conditions