YOLOv8医疗影像 第四章：典型应用场景实现

第四章：典型应用场景实现

4.1 病灶检测系统（肿瘤/骨折）

CT肺结节检测全流程

python

import pydicom
from glob import glob
import numpy as np

class NoduleDetector:
    def __init__(self, model_path='yolov8n_nodule.pt'):
        self.model = YOLO(model_path)
        self.slice_cache = []

    def load_ct_series(self, dicom_dir):
        """加载DICOM序列并排序"""
        files = sorted(glob(f"{dicom_dir}/*.dcm"), 
                      key=lambda x: pydicom.dcmread(x).InstanceNumber)
        self.slice_cache = [pydicom.dcmread(f).pixel_array for f in files]
    
    def detect_3d_lesions(self):
        """三维病灶检测与追踪"""