As of 6 December, 110 clinically diagnosed cases of diphtheria, including six deaths have been reported, with most cases in the Balukhali makeshift settlement (BMS), located in the larger Kutupalong–Balukhali expansion site. Other cases have been detected in Jamtoli and Thangkhali settlements.
As of 21 November, an estimated 622,000 Rohingya refugees fled Myanmar to Bangladesh. The influx began on 25 August, after the Myanmar Army launched security operations in northern Rakhine state. In September, an average of approximately 14,500 people arrived daily.