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Fig. 2 | BMC Cancer

Fig. 2

From: Histopathologic features from preoperative biopsies to predict spread through air spaces in early-stage lung adenocarcinoma: a retrospective study

Fig. 2

Histological imaging in patients with tumor spread through air spaces (STAS). (A) Photomicrograph image showing STAS in a lung adenocarcinoma specimen with STAS in surgical specimens. (B and C) Photomicrograph images showing micropapillary/solid histologic subtypes of lung adenocarcinoma in PTNB specimens. (D) Photomicrograph image showing necrotic/tumor debris in a lung adenocarcinoma with STAS

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