Francisco J. Castro-Alonso, MD

Francisco Castro-Alonso, MD, and colleagues describe the effects of the use of erdafitinib in a patient with metastatic urothelial bladder cancer.

In this installement of Clinical Quandaries, Abigail Mateos-Soria, MD, and colleagues present a case of an 38-year-old woman who has a 3-month history of fatigue, dyspnea, significant weight loss, and severe left flank pain.

This clinical quandary details a Mexican man, aged 77 years, who presented to the oncology clinic with a sternal mass. Based on the results, the patient fulfilled the 2016 American College of Rheumatology/European League Against Rheumatism classification criteria for Sjögren syndrome, thus the diagnosis triggered by immune checkpoint inhibitors was definitively established.

Another installment of Clinical Quandaries is presented by Karen Férez-Blando, MD, and colleagues of a 45-year-old man with a diagnosis of intermediate-risk stage IV clear cell renal carcinoma who develops grade 2 hand-foot skin reaction on sunitinib therapy.

Experts examine the case of a previously healthy woman, aged 32 years, presented to the oncology clinic with a 6-month history of left-breast tumor, mastalgia, and swollen axillary nodes.

A rare occurrence, cancer in the esophagus requires an individualized treatment plan.

Melanoma of the skin is the 19th most common malignant neoplasm worldwide, with 287,723 new cases estimated for 2018 and metastatic melanoma accounting for 4% of all new cases. In recent years, the prognosis of this stage has undergone a dramatic transformation with the advent of immunotherapy and BRAF/MEK targeted therapy.

A 65-year-old man presented with locally advanced, high-risk prostate cancer. His medical history was remarkable for type 2 diabetes mellitus, and he was an active smoker with a 27 pack-year history.