- Carpal tunnel syndrome.

Carpal tunnel syndrome 

*Def:- is a medical condition in which the median nerve is compressed inside the flexor retinaculum leading to paresthesias, numbness and muscle weakness in the hand.

*Causes:-

Due to fibrosis,fluid accumulation,soft tissue or bone hypertrophy which my be due to:-

"MEDIAN TRAP"(1)

Myxoedema
Edema
Diabetes mellitus,Drugs(e.g Oral contraceptive pills)
Idiopathic
Acromegaly
Neoplasm 

Trauma,Typists(Occuptional).
Rheumatoid arthritis
Amyloidosis
Pregnancy

-Sites of esophageal constrictions.

Sites of esophageal constrictions are
collected in the word "Dial" at

Diaphragm (15 inches from incisor).
Inlet of the esophagus(6 inches from incisor).
Aortic arch crosses it(9 inches from incisor).
Left main bronchus crosses it (12 inches from incisor).

Importance :-

• During passage of insturments (gastroscope) along the esophagus.
• Lodging of swollen foreign bodies.

Dr Ibrahim

- Anthony Atala on growing new organs.

Anthony Atala's state-of-the-art lab grows human organs -- from muscles to blood vessels to bladders, and more. He shows footage of his bio-engineers working with some of its sci-fi gizmos, including an oven-like bioreactor (preheat to 98.6 F) and a machine that "prints" human tissue.

What amazing!!