Introduction: Incidence of supraglottic carcinoma is more common which may be related to poor nutrition with personal habit like smoking and chewing habit of betel leaves with various ingredient. Objectives: To find out the incidence, age and sex distribution, occupation and clinical presentation of supraglottic carcinoma of larynx. Materials and Methods: In this prospective study, 30 patients of supraglottic carcinoma are collected from department of ENT and Head-Neck surgery, Combined Military Hospital, Dhaka from July 2012 to July 2013. Results: Patients belongs to different age groups, ranging from 40 to 80 years and maximum patients are in 50 to 60 years of age. The male to female ratio is 5:1. In this series, majority of patients are smoker (66.66%). Most of them are from low socio-economic group. The incidence of lymph node involvement is 40% (12 cases). Maximum number of patients presents with exophytic lesion (60%). Ulcerative lesions are 26.66% and infiltrative lesions are 13.33%. Maximum numbers of patients have T2 lesions (80%). T1 lesions are 20%. In this study all cases are histopathologically confirmed to be squamous cell carcinoma (100%). In this study, all cases are M0 state. Conclusion: Supraglottic carcinoma occurs between 40-80 years of age, more common in 5th and 6th decades. Chewing betel nut and tobacco should be avoided to reduce the risk of supraglottic carcinoma and early presentation & diagnosis will improve the prognosis of patients. JAFMC Bangladesh. Vol 15, No 2 (December) 2019: 224-226

Introduction: Ludwig’s angina is potentially life-threatening spreading cellulites of neck with high level of morbidity and mortality. Dental caries and diabetes mellitus are most common aetiological factor for Ludwig’s angina. Bad oral hygiene and poor socioeconomic condition are also responsible for this grave disease. This disease was frequently fatal; mortality rates for Ludwig’s angina exceeded 50% in the pre antibiotic era; however, antibiotics and aggressive surgical intervention have significantly reduced mortality recent series quote mortalities of 0-10%.  Objectives: To find out the aetiology of patient’s of Ludwig’s angina. Materials and Methods: This cross sectional descriptive study was conducted among 89 patients admitted in the Department of ENT and Head-Neck Surgery in Dhaka Medical College Hospital from 01.07.2010 to 30.06.2012. Patients were selected by specified inclusion and exclusion criteria. Data were collected in a structured questionnaire and analysed by SPSS 16.0 for Windows. Results: Among 89 patients about 69% were from rural area and55% from poor socio-economic class. Sixty-four patients (74.2%) suffered from dental caries and 15.7% were diabetic. Conclusion: Study shows some factors like dental caries, bad oral hygiene, oral mucosal infections, diabetes mellitus were associated with Ludwig’s angina, which may be preventable and curable by early diagnosis and intervention. The public awareness regarding aetiology of Ludwig’s angina may contribute great role in reduction of this disease prevalence. Journal of Armed Forces Medical College Bangladesh Vol.15 (1) 2019: 81-83