Distal intramural spread could be via mucosa, submucosa, inner circular muscular layer, outer longitudinal muscular layer or serosa, either separately or concomitantly.
远端壁内扩散可同时或分别沿黏膜层、黏膜下层、内环肌层、外纵肌层和浆膜层进行。
Distal intramural spread could be via mucosa, submucosa, inner circular muscular layer, outer longitudinal muscular layer or serosa, either separately or concomitantly.
远端壁内扩散可同时或分别沿黏膜层、黏膜下层、内环肌层、外纵肌层和浆膜层进行。
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