Acute Psychosis as Presenting Symptoms of Vitamin B12 Deficiency: A Case Series.

Background: Vitamin B12 deficiency is a prevalent condition affecting a significant proportion of India's population, with implications for mental health. Despite its established link to psychiatric symptoms, vitamin B12 deficiency often remains underdiagnosed. The aim of this study is to highlight the association between vitamin B12 deficiency and acute psychosis, emphasizing the importance of early detection and treatment.

Can Subacute Thyroiditis Be a Cause of Fever of Unknown Origin?

Subacute thyroiditis (SAT) is a self-limiting, painful, non-suppurative thyroid gland inflammation, which usually develops two to eight weeks after viral upper respiratory tract infections, accompanied by pain and fever. The thyroid gland is large, painful, and tender. It presents with fever, myalgia, arthralgia, weakness, and sore throat.