Histological Diagnosis Site of Primary Frequency Percentage
Adenocarcinoma Breast 65 28.3%
Adenocarcinoma Gastrointestinal (colorectal) 64 27.8%
Adenocarcinoma Prostate 4 1.7%
Adenocarcinoma Pancreas 3 1.3%
Cholangiocarcinoma Bile ducts 1 0.4%
Serous adenocarcinoma Ovary 2 0.9%
Urothelial carcinoma Kidney 20 8.7%
Papillary carcinoma Thyroid 10 4.3%
Melanoma Skin 16 7.0%
Squamous cell carcinoma Skin 1 0.4%
Squamous cell carcinoma Base of tongue 1 0.4%
Squamous cell carcinoma Cervix 2 0.9%
Squamous cell carcinoma Esophagus 1 0.4%
Endometrioid carcinoma Endometrium 3 1.3%
Endometrial stromal sarcoma Endometrium 4 1.7%
Leiomyosarcoma Uterus 3 1.3%
Leiomyosarcoma Inferior vena cava 1 0.4%
Leiomyosarcoma Left leg 2 0.9%
Seminoma Testicle 2 0.9%
Embryonal Carcinoma Testicle 2 0.9%
Rhabdomyosarcoma Testicle 1 0.4%
Adenoid Cystic Carcinoma Salivary gland- parotid 1 0.4%
Metastasizing pleomorphic adenoma Salivary gland-submandibular 1 0.4%
Osteosarcoma Femur 4 1.7%
Chondrosarcoma Right Femur 2 0.9%
Ewing’s sarcoma Chest wall mass 2 0.9%
Hepatocellular carcinoma Liver 2 0.9%
Neuroblastoma Adrenal 1 0.4%
Malignant peripheral nerve sheath tumour Right neck 2 0.9%
Malignant Mesothelioma Mesothelium 1 0.4%
Liposarcoma Thigh 1 0.4%
Chordoma Spine 1 0.4%
Undifferentiated high-grade malignancy- poorly differentiated adenocarcinoma Breast , colon, ovary, thyroid, kidney, prostate or GI 4 1.7%
TOTAL 230 100%
Table 1: A 14 Year Surgical Pathology Review of Pulmonary Metastases (Saskatoon Lab Information System 1997-2010).