Table 1.

Distribution of Systemic Disease or Existing Pathologies That Could Cause Difficult Airway in Patients

Systemic Diseases or Pathologies	Paediatric		Adult		Total
	n	%	n	%
Head and neck malignancy	2	3.6	166	62.8	168
Obstructive sleep apnoea syndrome	0	0	30	11.3	30
Ankylosing spondylitis	0	0	24	9.1	24
Cervical surgery and trauma	7	12.5	21	8.0	28
Arthritis	0	0	6	2.3	6
Acromegaly	0	0	5	1.9	5
Burns	3	5.3	4	1.5	7
Mediastinal mass	1	1.8	3	1.1	4
Infection in the head and neck area	0	0	1	0.4	1
Facial paralysis	0	0	1	0.4	1
Multinodular goitre	0	0	1	0.4	1
Congenital syndromes	29	51.8	1	0.4	30
Scoliosis	2	3.6	1	0.4	3
Cleft palate and lip	12	21.4	0	0	12
Total	56	100	264	100	312