What is the full form of SOS in medical term?

Sinusoidal obstruction syndrome (SOS), previously known as venoocclusive disease (VOD), is a rare life-threatening condition seen most commonly after hematopoietic stem cell transplantation (HSCT).                                                         Sinusoidal obstruction syndrome (SOS), previously known as venoocclusive disease (VOD), is a rare life-threatening condition seen most commonly after hematopoietic stem cell transplantation (HSCT). Patients with SOS were managed with supportive care until 2016, when defibrotide was FDA approved for treatment of this disorder. We present three cases of SOS and highlight underlying risk factors for its development, such as impaired clearance of alkylating agents in patients with renal failure and prolonged infection.

SOS is derived from the Latin language which means “Si Opus Sit.” In medical terms, SOS has different meanings such as if required, as needed, Save our Subluxation, Stent or Surgery, Surgery on Site, Signs of Stress, etc. It is usually used while writing prescriptions.