Internal synchrony among external cycles and internal oscillators allows adaptation of physiology to cyclic demands for homeostasis. Night work and shift work lead to a disrupted phase relationship between external time cues and internal rhythms, also losing internal coherence among oscillations. This process results in internal desynchrony (ID) in which… (More)
A middle aged female presented with recurrent unilateral pleural effusion. Thoracoscopy revealed a vascular tumor in the apical region of pleural cavity arising from the chest wall. Biopsy from the tumor showed features of pleural hemangioma. She was successfully managed by surgical excision of the tumor. The case is being presented because of its rarity.