Charles S. Dela Cruz, Author at Cancer Therapy Advisor

Charles S. Dela Cruz

All articles by Charles S. Dela Cruz

Asbestos-related Pulmonary Disorders

What every physician needs to know: Asbestos-related pulmonary disorders consist of a group of malignant and benign inflammatory-fibrotic disorders associated with exposure to asbestos fibers. The term “asbestos” refers to a group of six hydrated magnesium silicate minerals. Since asbestos is almost indestructible and it is resistant to heat, fire and chemicals and does not…

General Approach to the Patient with a Respiratory Infection

What every physician needs to know: Respiratory tract infections are major contributors to morbidity, mortality, and economic burden throughout the world. Upper respiratory tract infections account for the majority of the infections, including conditions like “the common cold”, sinusitis, epiglottitis, croup, and pharyngitis. Most of these upper respiratory tract infections are usually mild and self-limiting…


What every physician needs to know: Tuberculosis is an infection that primarily affects the lungs but can also involve nearly every organ system in the body. It is caused by Mycobacterium tuberculosis, a slow-growing microorganism that is characteristically acid-fast; that is, it resists decolonization by acid after it has been stained. The microorganisms that cause…

Next post in Critical Care Medicine