Lateral wall of nasal cavity has:
Mnemonic: SPIN
1. Superior meatus: Posterior ethmoidal sinus
2. Inferior meatus: Nasolacrimal duct
The sphenoidal sinus drains into spheno-ethmoidal recess (superior to superior concha).
All others drain into middle meatus:
Mnemonic: AM/FM
Synonym: Goodsall-Salmon’s law In anal fistula, goodsall’s rule predicts the type of track and location of internal opening. An anterior external opening is more likely to have a straight track while a psoteriorly placed external opening is more likely to have a curved track. Mnemonic: Think of a dog with…
Labour/Delivery– A Normal Physiological process which takes place in the body of a woman at the end of Pregnancy where the fetus is expelled out of the uterus through the Vaginal Canal. Cesarean Section/Delivery– A procedure conducted in a pregnant woman leading to Birth of a fetus through incisions given…
Cast index Formula: Inner diameter of cast on lateral view (m) / Inner diameter of cast on AP view (n) Cut-off: 0.7-0.8 Padding index Formula: Dorsal fracture site gap (h) / Maximum interosseous length in AP view (g) Cut-off: 0.3 Cantebury index Formula: Cast index (m/n) + Padding index (h/g)…