Fig. 2.
a, b Conventional cytology (Pap stain) with aggregate of mesothelial cells filled up with LIs (×630, Pap). c, d Immunocytochemical stain showing diffuse cytoplasmic and nuclear positivity for calretinin and negativity for CD68 of the above depicted cells (×630, calretinin (c); ×630, CD68 (d)). Pap, Papanicolaou; LIs, lamellar inclusions.