Triple deformity of knee consists of 3 components:
1. Flexion deformity at knee
2. Posterolateral subluxation of tibia
3. External rotation of tibia over femoral condyle
Mechanism behind triple deformity of knee:
Causes of Triple deformity of knee:
Mnemonic: TRIPLE
1. Tuberculosis (TB) knee – commonest cause
2. Rheumatoid arthritis
3. ITB contracture
4. Polio
5. Low clotting capacity/
6. Excessive bleeding i.e. hemophilia
Functions Mnemonic: Six ‘C’s Contraction of muscles (Coupling of excitation-contraction) Conduction in nerves Cardiac function Coagulation in blood (Co-factor) Communication (intracellular messengers) for hormones, autacoids and transmitters Cementing (mineralization) of bone – Compressive strength Distribution Average young adult = 1200 gm calcium 99% in bone as calcium hydroxyapatite 1% in…
GASTROESOPHAGEAL JUNCTION (CARDIA) It is the junction between esophagus and cardia of stomach Histologically: Mucosal transition from squamous to columnar epithelium Functionally: High pressure zone (Lower esophageal sphincter or LES) – Normally, LES is intraperitoneal, >2 cm long, and has a resting pressure >6 mmHg; not an anatomical sphincter but a…
Papillary carcinoma Follicular carcinoma Medullary carcinoma Mnemonic: MENACED Anaplastic carcinoma