Fig. 5From: Rare cause of repeated pulmonary embolism: a case of primary pleural squamous cell carcinoma and literature reviewa Tumor consisted of squamous cells arranged in the nest bulk with invasive growth (hematoxylin and eosin staining, × 200). b IHC staining of P63 was positive, × 200. c IHC staining of P40 was positive, × 200. d IHC staining of CK5/6 was positive, × 200. e IHC staining of CD5 was negative, × 200. f IHC staining of Calretinin was negative, ×200Back to article page