You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is True about septal hematoma is -a) Occurs due to traumab) Can lead to saddle-nose deformityc) Conservative treatmentd) May lead to abscess formation and explain in detail?
Septal hematoma

Result from bleeding within the superichondrial plane of the septum
Etiology : Trauma, Bleeding disorders
Treatment : Early surgical drainage by giving a horizontal incision at septal base and a tight intranasal packing to prevent reaccumulation.
Complication :


Large haematomas if not drained may lead to saddle nose deformity and retraction of columella due to absorption of cartilage.
Infection can occur in the hematoma leading to abscess formation.