Esophageal Cancer I. What every physician needs to know. Esophageal cancer is a relatively rare cancer. It is most often diagnosed in people over the age of 65. The majority of cancers are either adenocarcinoma or squamous cell carcinoma. Five-year survival for patients with esophageal cancer has improved from 5% to 17% over the past…
Renal tubular acidosis (RTA) I. Problem/Condition. Renal tubular acidosis (RTA) refers to the non-anion gap metabolic acidosis which develops due to derangement of usual metabolic processes in the kidneys. The kidneys have a critical role in maintaining stable physiologic pH and they do so through several mechanisms throughout the nephron. Proximally, filtered bicarbonate is resorbed…
