Magnesium in hypertension: mechanisms and clinical implications.

Hypertension is associated with increased risk of cardiovascular disease and death. Evidence suggests that Mg depletion contributes to hypertension. It is estimated that 25% or more of the United States population experiences chronic, latent Mg depletion.

A Very Uncommon Case of Myxedema Coma: Rediscovery of an Old Presentation.

Myxedema coma is an extreme manifestation of hypothyroidism. It is characterized by altered mental status and hypothermia. The most common precipitants of myxedema coma include discontinuation of thyroid supplements and infections.

Immunodeficiency: A Protective Factor for COVID-19?

Coronavirus disease 2019 (COVID-19) is an infection that involves the respiratory tract and is attributed to severe acute respiratory syndrome coronavirus 2. While most people develop mild or uncomplicated illness, approximately 15% develop a severe disease that requires oxygen support, and 5% develop a critical disease. While immunodeficiency is reported as a risk factor for COVID-19, we present a patient with idiopathic CD4+ lymphocytopenia who developed severe COVID-19 with an unexpected clinical course and complete recovery.

Metastatic Mucinous Adenocarcinoma of Gastrointestinal Origin: A Rare Presentation of Peritoneal Carcinomatosis in a Woman.

Peritoneal carcinomatosis is most commonly a rare late-stage manifestation of disseminated ovarian cancer. Women with peritoneal carcinomatosis with no obvious primary tumor are presumptively treated for ovarian cancer. However, less frequently, gastrointestinal cancer disseminates to the peritoneum, which would confer other treatment options.