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 Following MRM parasthesia develops due to involvement of which nerve and explain in detail?
.Complications of MRM/mastectomy * Injury/thrombosis of axillary vein * Seroma--50-70% * Shoulder dysfunction 10% * Pain (30%) and numbness (70%) * Flap necrosis/infection * Lymphoedema (15%) and its problems * Axillary hyperaesthesia (0.5-1%) * Winged scapula LYMPHANGIOSARCOMA (Stewa-Treve's syndrome) of upper limb can develop in patients who have developed lymphoedema after mastectomy with axillary clearance. Usually it occurs 3-5 years after development of lymphoedema. Such patient may require fore-quaer amputation. It has got poor prognosis. It presents as subcutaneous nodules.parasthesia develops due to the involvement of brachial cutaneous nerve. ref:SRB&;s manual of surgery,ed 3,pg no 484