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患者男,53岁。无明显诱因持续性声嘶10个月就诊。体格检查:双侧扁桃体无红肿。间接喉镜下见会厌无充血、水肿,但抬举无力;下咽及喉室显示不清CT 检查示,左声带结节,考虑喉癌可能性较大。喉部病灶病理活组织检查示中分化鳞状细胞癌。食管吞钡 X 线检查未见异常。B 超检查示,肝、胆、胰、脾、双肾、前列腺未见占位性病变。为进一步明确诊断转移灶,行 PET/CT 显像。患者空腹6 h 后,经三通管肘静脉注射~(18)F-脱氧葡萄糖(FDG)370 MBq,平静休息60 min后,采用 GE Discovery LS PET/CT 仪行全身 PET/CT 断层显像(PET 每个床位4
Male patient, 53 years old. No obvious incentive for persistent hoarseness 10 months treatment. Physical examination: bilateral tonsils without swelling. Indirect laryngoscopy see epiglottis without congestion, edema, but lift weakness; hypopharynx and throat showed unclear CT examination showed left vocal nodules, consider the possibility of laryngeal greater. Pathological biopsy of laryngeal lesions showed differentiated squamous cell carcinoma. Esophageal barium X-ray examination showed no abnormalities. B-ultrasound showed that liver, gallbladder, pancreas, spleen, kidney, prostate, no space-occupying lesions. To further confirm the diagnosis of metastasis, the line PET / CT imaging. After 6-hour fasting, 370 MBq of ~ (18) F-deoxyglucose (FDG) was injected into the elbow of the tee through the elbow of the tee, and the whole body PET / CT scintigraphy PET each bed 4