70% of blood supply of scaphoid is by dorsal branch of radial artery
70% of scaphoid bones have arterial foramina through out their length
70% of carpal fractures are scaphoid fractures
70% of scaphoid fractures occur through the waist
70% of scaphoid fractures are detected on initial radiographs
70% proximal scaphoid fractures unite
70% unstable scaphoid fractures unite
Optic disc changes in Glaucoma is one of the most frequently asked topics in Ophthalmology. However, students are often found to have difficulty in understanding and remembering them. Hence, I came up with an idea to illustrate them with schematic diagrams and mnemonics to simplify the topic. The diagrams are…
1. Exquisite tenderness over the course of the sheath, limited to the sheath Present in 64% cases Late sign of proximal extension of pyogenic tenosynovitis Most important sign as described by Kanavel 2. Flexion of the finger (‘hook’ sign) Present in 69% cases 3. Exquisite pain on extending the finger,…
‘Z-effect’ and ‘Reverse Z-effect’ are complications relating to differential migration of screws that arise from fixation of unstable proximal femoral fractures with Proximal Femoral Nail (PFN) having 2 interlocking head screws. The 4 patterns of unstable intertrochanteric fracture hip are: Z-effect: The Z-effect involves the lateral migration of the lag…