 [ Symptoms ] my daughter has not had a voice for 9 weeks only a whisper [ Disease ] hi the symptoms that she is facing can be however due to laryngitis but as she does not have any other symptoms and it is also persistent since long therefore it can be related to other causes like vocal cord nodules or cysts vocal fold cysts etc you should get a laryngoscopy done for confirmation of the cause so that appropriate treatment medical or surgical can be advised depending on the condition hope this information helps regards