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  Indian J Med Microbiol
 

Figure 2: Schematic lateral view of the upper lip catch test. Patient is instructed to protrude his mandible as far as possible so that the lower lip can reach as far near the columella as permitted by mandibular protrusion (Reproduced from Khan, et al. evaluating a patient's airway [in Response]. Anesth Analg 2003;97:915-16 by permission. Copyright 2003, Philadelphia, Lippincott Williams & Wilkins)

Figure 2: Schematic lateral view of the upper lip catch test. Patient is instructed to protrude his mandible as far as possible so that the lower lip can reach as far near the columella as permitted by mandibular protrusion (Reproduced from Khan, <i>et al</i>. evaluating a patient's airway [in Response]. Anesth Analg 2003;97:915-16 by permission. Copyright 2003, Philadelphia, Lippincott Williams & Wilkins)