Justin Bieber: What are the symptoms, causes and treatment of Ramsay Hunt Syndrome affecting the US singer

Justin Bieber made headlines a few days ago after reports went viral that the musician is suffering from a rare neurological disorder, the Ramsay Hunt Syndrome.

The syndrome was first discovered in 1907 by a neurologist of the same name and its symptoms differ from patient to patient Most people with RHS reportedly become paralysed on one side of the face and their facial muscles may also become weak or stiff, preventing them from even smiling.

The superstar cancelled his world tour because of the virus. RHS an unusual neurological disorder that can paralyse the facial nerve. It can also cause a painful rash around the ear or mouth, according to those in the know.

AFP also reported that RHS symptoms differ from person to person. The publication adds that most people with RHS become paralysed on one side of the face and develop an ear rash which can cause severe discomfort or pain. Facial muscles may also become weak or stiff. Sometimes it prevents sufferers from smiling, according to the US National Organization for Rare Disorders (NORD).

The outlet further reported that the disorder is caused by the varicella zoster virus. The virus also causes chickenpox in kids and shingles in grown-ups. Sometimes the virus remains asleep for decades in a person who has had chickenpox as a kid. “When it is reactivated, the carrier develops shingles and in some cases RHS.” In an article shared by eNCA online, the publication reports that RHS is generally treated by antiviral drugs such as acyclovir and famciclovir.