case_images: PMC11116623_01
case_images: CT showed the location of the pulmonary nodule in the left upper lung. (A) squamous cell carcinoma, (B) adenocarcinoma.
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case_images: PMC11116623_01_fonc-14-1402297-g001.jpg
case_images: f1
case_images: Figure 1 ), which was treated with symptomatic anti-infective and hemostasis treatment without significant improvement. Fiberoptic bronchoscopy reveals hemorrhage in the opening of the upper lobe of the left lung and it was recommended that re-excision biopsy and PET-CT again, but was forcefully refused, and he was given cerebral contrast enhanced magnetic resonance scan, thoracic and abdominal CT with i.v. contrast, cervical lymph nodes ultrasonography and radionuclide bone scan.
case_images: Moderately-poorly differentiated squamous cell carcinoma (H-E stain, x400), nonkeratinized. (A) the view of cancerous fields, (B) the view of both normal and cancerous fields.
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case_images: PMC11116623_01_fonc-14-1402297-g002.jpg
case_images: f2
case_images: Postoperative pathology suggests non-keratinizing invasive squamous cell carcinoma of moderate to poor differentiation without evidence of vascular or nerve invasion ( Figure 2 ).
case_images: Poorly differentiated adenocarcinoma (H-E stain, x200). (A) the view of cancerous fields, (B) the view of both normal and cancerous fields.
case_images: fonc-14-1402297-g003.jpg
case_images: PMC11116623_01_fonc-14-1402297-g003.jpg
case_images: f3
case_images: The proportions of tumor growth patterns of the papillary, acinar, micropapillary, cribriform parts were 40%, 30%, 20%, 10% respectively ( Figure 3 ).