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Anticoagulants

Prepared by Dr. Alper DUNKI Anticoagulants are medications that prevent clot formation. They are essential in orthopaedics for thromboprophylaxis, especially after surgery. Common Anticoagulants in Orthopaedics: Indications in Orthopaedics: Key Considerations: Contraindications: Bridging and Reversal:

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Musculoskeletal Infections and Microbiology

Prepared by Dr. Alper DUNKI Spot Knowledge Epidemiology & Microbiology Pathogenesis Clinical Findings Diagnosis Treatment Antibiotic Prophylaxis in Orthopaedics Prevention of Surgical Site Infection Periprosthetic Joint Infection Atypical & Rare Infections References

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Biomechanics

Prepared by Dr. Alper DUNKI Spot Knowledge Definition & Importance Basic Concepts Newton’s Laws of Motion Fundamental Tools Kinematics vs Kinetics Examples of Joint Mechanics Elbow (90° flexion, holding weight): Hip (single-leg stance): References

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Articular Cartilage: Structure, Components, and Clinical Relevance

Prepared by Dr. Alper DUNKI Spot Knowledge – Articular Cartilage Articular Cartilage: Structure, Components, and Clinical Relevance Overview Articular cartilage is composed predominantly of extracellular matrix (ECM, ~95%) and a small number of chondrocytes (~5%). Chondrocytes maintain ECM homeostasis throughout life. The main components of ECM are water, collagen, and proteoglycans. Water Water accounts for…

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Peripheral Nerve Structure and Function

Prepared by Dr. Alper DUNKI Peripheral Nerves General Features Peripheral nerves connect the central nervous system with muscles, bones, joints, tendons, and skin. They play a role in both motor and sensory transmission. Voluntary movement, reflex activity, and sensory perception rely on the integrity of these structures. Basic Structure of the Neuron Axonal Structure Axon…

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Nerve Injury

Prepared by Dr. Alper DUNKI Spot Knowledge Types of Nerve Injury Types of Nerve Injury Compression occurs when pressure is applied to a peripheral nerve, leading to ischemia and potentially necrosis over time. The first structure affected is the myelin sheath, and with progression, axon loss may develop. It can be seen in disc herniation or advanced carpal tunnel syndrome. Prolonged pressure can cause permanent motor…

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Skeletal Development

Prepared by Dr. Alper DUNKI Spot Knowledge Cartilage and Bone Development Growth Plate Structure Biochemistry & Mineralization Hormonal & Nutritional Regulation Biomechanics & Growth Plate Injury Pathological Conditions References

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Cellular and Molecular Biology, Immunology and Genetics Terminology

Prepared by Dr. Alper DUNKI Spot Knowledge Cellular Structures and Functions Extracellular Matrix (ECM) Intracellular Signal Transduction DNA & Genetics RNA Biology Gene Expression & Protein Synthesis Molecular Biology & Protein Techniques Immunology Stem Cells Organelle Function Clinical Relevance    Nucleus Stores DNA Cancer karyotyping, mitotic abnormalities    Nucleolus Ribosome synthesis Bloom, Treacher Collins, Rothmund-Thomson   Mitochondria ATP production Neuromuscular disease,…

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Articular Cartilage

Prepared by Dr. Alper DUNKI Articular cartilage is a specialised connective tissue covering joint surfaces, providing a low-friction, load-bearing interface essential for joint motion and integrity. Structure and Composition: Functions: Biomechanical Properties: Injury and Degeneration: Assessment Modalities: Repair Techniques: Orthopaedic Relevance:

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Skeletal Muscle

Prepared by Dr. Alper DUNKI Spot Knowledge Structure  Neuromuscular Transmission  Contraction  Fiber Types  Energetics  Injury & Repair   Immobilization Skeletal Muscle: Structure, Function, Energetics, Injury, and Repair General Information Skeletal muscles are innervated by the peripheral nervous system. They provide voluntary movement of the axial and appendicular skeleton. A motor unit consists of a single motor…