Clinicopathological characterization of ten patients with primary malignant melanoma of the esophagus and literature review

Table 1 Clinicopathological features of ten cases of primary malignant melanomas of the esophagus from Henan Provincial People’s Hospital

Case No.	Gender	Age (yr)	Chief complaint	Location	Gross classification	Tumor number	Preoperative diagnosis	Tumor length	Deep in depth	LNM	Treatment	Survival (mo)
1	Male	61	Dysphagia	Middle	NA	1	PMME	NA	NA	NA	NA	FU loss
2	Female	59	Dysphagia	Middle	NA	1	PMME	NA	NA	NA	NA	FU loss
3	Male	47	Dysphagia	Lower	NA	1	PMME	NA	NA	NA	NA	FU loss
4	Female	60	Dysphagia	Lower	NA	1	PMME	NA	NA	NA	NA	FU loss
5	Female	80	Dysphagia	Middle	NA	1	PMME	NA	NA	NA	R + C	31
6	Male	69	Dysphagia	Middle	NA	1	PMME	NA	NA	NA	C	51
7	Male	57	Dysphagia	Upper	Ulcering	1	Poor differentiated carcinoma	5	DP	No	S	18
8	Female	74	Retrosternal pain	Lower	Polypoid	2	PMME	5	SM	No	S	FU loss
9	Male	62	bellyache	Middle	Polypoid	1	PMME	2.5	DP	No	S	3
10	Male	52	Dysphagia and retrosternal pain	Middle	Polypoid	1	PMME	4	SM	No	S	22 alive

PMME: Primary malignant melanoma of esophagus; NA: Not applicable; SM: Submucosal layer; MP: Muscularis propria; FU: Follow up; S: Surgery; C: Chemotherapy; R: Radiotherapy.