Cardiac Tamponade: An Initial Manifestation of Diffuse Large B Cell Lymphoma.

Pericardial effusion, a clinical condition characterized by an abnormal accumulation of fluid in the pericardial cavity, has multiple etiological factors. One of the prominent causes is malignant effusion. The patient is a 69-year-old female with a past medical history of Crohn's disease, melanoma status post-resection, and osteoarthritis.

Cardioembolic Stroke Secondary to Massive Stress-Induced Apical Thrombosis: A Clinical Conundrum Relating to Anticoagulation Initiation.

Takotsubo cardiomyopathy or stress cardiomyopathy is a condition characterized by acute and transient left ventricular systolic dysfunction in the absence of coronary heart disease, occurring after an acute emotional or physical stressful event. Cardiac dysfunction in these patients is suspected to be secondary to catecholamine induced cardiac myocyte injury via cyclic AMP-mediated calcium overload or due to endothelial dysfunction. Even though left ventricular dysfunction in takotsubo cardiomyopathy is transient, it can lead to acute complications.

Infective Endocarditis Complicated by Iatrogenic Intracranial Hemorrhage Secondary to Cefazolin-Induced Coagulopathy.

Infective endocarditis can be acute or subacute. It can be caused by viral, bacterial, fungal, and sometimes nonbacterial etiologies. It is an important cause of mortality and morbidity in children as well as adolescents, despite advances in management.

The Use of Transthoracic Echocardiography in Diagnosing Brachiocephalic-Subclavian Artery Stenosis.

• The suprasternal view on TTE is essential in assessing great vessel stenosis. • Duplex Doppler sonography has lower sensitivity and positive predictive value. • Echocardiography has good spatial and temporal resolution.