Aberrant right subclavian artery (ARSA) or arteria lusoria is one of the most common congenital aortic arch anomaly with prevalence ranging from 1-2%. However, it is mostly asymptomatic and consequently often found sporadically during various diagnostic procedures with prevalence of 0.45% during coronary angiography....

Isolated central nervous system and dural metastasis from urothelial cancer are exceedingly rare. We describe 2 unique cases of intracranial lesions in patients with urothelial carcinoma-one with isolated brain and dural brain metastasis, and another with Nocardia brain abscess....

Mycobacterium tuberculosis is one of the most common diseases in the world, with a prevalence of approximately one-third of the global population and nine million new cases per year globally. In the USA, it is more common in immune suppressed conditions such as HIV or if there is a significant history of travel to tuberculosis-endemic regions. Tuberculosis generally affects the lungs, but can also affect other parts of the body. Mycobacterial cervical lymphadenitis, also known as scrofula refers...