Pulsus paradoxus is a common cardiac and pulmonary condition that is marked by a dramatic decrease in blood pressure. Pulsus...

Pulsus alternans is a cardiac abnormality whereby the regular alternating pulses have a perceptible difference in volume. This is a...

Cardiac arrest is a life-threatening medical emergency that can occur suddenly. When someone experiences cardiac arrest, their heart stops pumping...

Trachoma is a highly contagious eye infection that can cause blindness. The symptoms of trachoma include irritation of the eyes,...

Cancer metastases symptoms can vary depending on the type of cancer and where it is spread. Some patients can feel...