Comparison of Clinicopathological Characteristics Between the Anterior and Posterior Type of Squamous Cell Carcinoma of the Floor of the Mouth: The Anterior Type Is a Risk Factor for Multiple Primary Cancer [PDF]
BackgroundFloor of the mouth (FOM) squamous cell carcinoma (SCC) accounts for approximately 10% of all oral SCCs. FOM SCC can be classified into the anterior and posterior types according to their site of origin, but few studies have compared these types.
Yu Oikawa +11 more
doaj +2 more sources
Site-Specific Variation in Familial Cancer as Suggested by Family History, Multiple Primary Cancer, Age at Onset, and Sex Ratio Associated With Upper, Middle, and Lower Third Esophageal and Gastric Cardia Carcinoma [PDF]
BackgroundIn China, esophageal squamous cell carcinoma (ESCC) and gastric cardia adenocarcinoma (GCA) differ in terms of multiple primary cancer (MPC) and male-to-female sex ratio (MFSR).MethodsWe studied site-specific variation in familial cancer by ...
Denggui Wen +8 more
doaj +2 more sources
Prevalence of Constitutional Pathogenic Variant in a Cohort of 348 Patients With Multiple Primary Cancer Addressed in Oncogenetic Consultation [PDF]
Introduction Multiple primary malignancies (MPMs) refer to two or more primary malignant tumors in the same patient. MPMs are frequent: 18.4% of incident cancers represent a second or a higher primary cancer.
Mathis Lepage +7 more
doaj +2 more sources
China Anti-Cancer Association guideline for diagnosis and treatment of cancer of multiple and unknown primaries (2023 edition) [PDF]
Cancer of unknown primary (CUP) and cancer of multiple primaries (CMP) are two groups of neoplasm with high heterogeneity, low incidence, limited clinical knowledge and evidence.
Society of Cancer of Multiple and Unknown Primary of China Anti-Cancer Association Yuguang
doaj +3 more sources
PurposeTo compare the lesion characteristics and radiotherapy efficacy of patients with single and multiple esophageal squamous cell carcinoma (ESCC), to evaluate the effect of multiple lesions on ESCC, and establish a nomogram survival prediction model ...
Wenyi Wang +3 more
doaj +1 more source
Synchronous Neuroendocrine Tumour of Small Intestine in a Case of Squamous Cell Carcinoma Cervix–An Incidental Finding [PDF]
Multiple Primary Cancers (MPCs) are defined as two or more malignancies in a single individual without any relationship between cancers. Neuroendocrine carcinoma is a relatively rare tumour and its coexistence with other primary cancers is being ...
Anamika Kashyap +2 more
doaj +1 more source
Background With life span extending, breast cancer (BC) survivors may face the possibility of developing second primary cancer (SPC) and considerably shorten survivorship.
Shengnan Bao +16 more
doaj +1 more source
Risk of second primary cancer among breast cancer patients: A systematic review and meta-analysis
ObjectivesThe aim of this study was to estimate the extra risk of second primary cancer among breast cancer patients.Methods and materialsThis is a systematic review.
Parynaz Parhizgar +10 more
doaj +1 more source
Esophageal squamous cell carcinoma (ESCC) is one of the most common and lethal malignant tumors. The incidence of malignant transformation of esophageal mucosa increases greatly due to long-term exposure to factors such as smoking, drinking, and poor ...
Jinxiao Liang +12 more
doaj +1 more source
Expert consensus on diagnosis and treatment of hematologic malignancies with solid tumors (2025 version) [PDF]
Hematologic malignancies with solid tumors (HM-ST), a special subtype of multiple primary malignancies (MPMs), are increasingly encountered in clinical practice, posing significant diagnostic and therapeutic challenges.
Multiple Primary and Unknown Primary Tumors Special Committee of China Anti-Cancer Association +3 more
doaj +2 more sources

