The Extensor Zone VII (wrist) contains 6 extensor compartments comprising of 6 synovial sheath lined tunnels separated from each other by fibrous sheath. These compartments…
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Orthopedics
Section Editor: Dr. Sulabh Kumar Shrestha, MBBS, PGY1 Orthopedics
Modified Ficat-Arlet Staging for AVN hip : Mnemonic
Ficat and Arlet first classified avascular necrosis of femoral head (AVN) in 1964 before the advent of MRI which was later modified and published in…
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Synovial Fluid Analysis – Made Easy
What investigations to order for synovial fluid sample? Mnemonic: 5 Cs Chemistry (pH, LDH, glucose, protein) Cell counts Cytology Culture Crystals Interpretation of synovial fluid…
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Sectoral Sign : AVN hip
The rotation of the hip must be assessed both with the hip in flexion and extension as well. In general, the range of motion for…
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Blood Supply of Talus
3 Main Arteries Extraosseous and intraosseous anastomoses formed by 3 main arteries: Posterior tibial artery ~ 17% contribution Anterior tibial (dorsalis pedis) artery ~ 36%…
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Blumensaat line
Synonym: Intercondylar line, Blumensaat’s line Definition of Blumnesaat line It is the tangent drawn along the roof of intercondylar notch or fossa of the distal…
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Blood supply of femoral head and neck
Three sources of Blood supply Capsular (retinacular) Foveal (ligament of teres) Intraosseous Vascular arragement of Proximal Femur a. Extracapsular ring (At the base of femoral…
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Definitions, Criteria and Classifications in Osteomyelitis
Morrey and Peterson’s Definition of Osteomyelitis Definite osteomyelitis: Positive bone or adjacent soft tissue culture or histologic evidence Probable osteomyelitis: Positive blood culture + Clinical…
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