Introduction Gastric cancers are organized based on histologic morphology, with the adenocarcinoma subtype being the most common. Gastric cancers also include gastrointestinal lymphomas. Interestingly, there is a dichotomous distribution of…
Introduction Malignancy of the liver is increasingly prevalent and threatening with respect to morbidity and mortality. Hepatocellular carcinoma, the most common primary liver malignancy, is responsible for the third greatest…
Introduction Pancreatic adenocarcinoma accounts for 56,000 cancer diagnoses in the United States per year and is fourth among cancer-related deaths. Pancreatic cancer has an extremely poor prognosis and the lowest…
Introduction Rectal pain has been described in the medical literature for over a century. It is a frustrating medical condition for patients for a variety of reasons. Patients with rectal pain…
Introduction Chronic pelvic pain can originate from various etiologies such as chronic prostatitis, pelvic inflammatory disease, endometriosis, vulvodynia, interstitial cystitis, and surgery in the pelvis. In this chapter, we focus…
Introduction Pudendal neuralgia was first described in 1987 by Amarenco et al. Also known as Alcock’s canal syndrome, cyclist syndrome, or pudendal nerve entrapment syndrome, it affects both men and women…
Introduction Coccydynia is defined as pain located at the coccyx in the area commonly known as the tailbone. The pain can also extend to the lower sacrum, adjacent muscles, and…
Introduction Prostatitis presents as a pattern of symptoms characterized by pelvic pain, dysuria, urgency, frequency, sensation of incomplete voiding, and, in some cases, fever. Prostatitis is the most common urologic…
Introduction It is estimated that approximately 60% of patients with malignancies encounter chronic pain, with 56%–82% of cases reporting inadequate pain control. Colorectal cancer is the most common pelvic malignancy…
Introduction Chronic pelvic pain (CPP) in women is defined as noncyclical pain lasting greater than 6 months and can affect all ages. It is associated with impairment in sexual function…
