Steven Shared "Musculoskeletal and Connective Tissue" - 24 Picmonics
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Musculoskeletal and Connective Tissue
Chondrosarcoma
- Pathophysiology
- Cartilaginous tumor
- Malignant
- Men 30-60 years old
- Pelvic and femur bones
- Signs & Symptoms
- Glistening mass in medullary cavity
- Can be primary in origin or from osteochondroma
- Metastasize to lungs
1 min
Ewing's Sarcoma
- Epidemiology
- Most Common in Boys < 15 years old
- Pathophysiology
- 11;22 Translocation
- Characteristics
- Long bones, Pelvis, Ribs
- Diaphysis
- Small Blue Cells
- Malignant
- Aggressive
- Onion-skin Appearance
- TREATMENT
- Responsive to Chemotherapy
2 mins
Giant Cell Tumor
- Pathophysiology
- Osteoclastoma
- Epiphyseal End of Long Bones
- Peak Incidence 20-40 Years
- Benign
- Knee Region
- Diagnosis
- Soap Bubble Appearance on X-ray
- Spindle-shaped Cells
- Multinucleated Giant Cells
46 secs
Osteosarcoma
- Pathophysiology
- Osteogenic Sarcoma
- Peak incidence men 10-20 years old
- Metaphysis of Long Bones
- Knee Region
- Radiation
- Familial Retinoblastoma
- Paget's Disease
- Diagnosis
- Codman Triangle
- Sunburst Pattern from Elevated Periosteum
- Grave Prognosis
2 mins
Brachial Plexus Branches
- Musculocutaneous Nerve
- Axillary Nerve
- Radial Nerve
- Median Nerve
- Ulnar Nerve
56 secs
Brachial Plexus Cords
- Lateral Cord
- Lateral Pectoral Nerve
- Posterior Cord
- Upper Subscapular Nerve
- Thoracodorsal Nerve
- Lower Subscapular Nerve
- Medial Cord
- Medial Pectoral Nerve
- Medial Cutaneous Nerve of Arm and Forearm
1 min
Brachial Plexus Divisions
- Anterior (Division)
- Posterior (Division)
27 secs
Brachial Plexus Roots
- C5 through T1
- Long Thoracic Nerve
- Dorsal Scapular Nerve
43 secs
Brachial Plexus Trunks
- Superior Trunk
- Suprascapular Nerve
- Middle Trunk
- Inferior Trunk
1 min
ACL Tear
- Mechanism
- Non-contact
- Popping
- Sudden Stop
- Change in Direction
- Unhappy Triad
- Sign
- Lachman Test
- Treatment
- Reconstruction if Severe
1 min
MCL Tear
- Mechanism
- Medial Knee Injury
- Unhappy Triad
- Football
- Skiing
- Sign
- Valgus Stress Test
- Treatment
- Conservative Management
54 secs
Meniscus Tear
- Fibrocartilage Semicircular Band
- Traumatic
- Unhappy Triad
- Degenerative
- Symptoms
- Clicking and Locking
- McMurray Test
- Pain on External Rotation
- Treatment
- Conservative Management
- Surgery
1 min
Carpal Tunnel Syndrome
- Median Nerve Entrapment
- Compression at Carpal Tunnel
- Numbness, Tingling and Pain in Hand
- Diagnosis
- Phalen's Maneuver
- Tinel's Sign
- Treatment
- Splints
- Surgery
- Steroids
2 mins
Gout Disease
- Acute Inflammatory Monoarthritis
- Epidemiology
- Primarily in Males
- Pathophysiology
- Precipitation of Monosodium Urate Crystals
- Underexcretion of Uric Acid
- Overproduction of Uric Acid
- Negatively Birefringent, Needle-Shaped
- Symptoms
- Swollen, Red, Painful Joint
- Asymmetric Joint Distribution
- Podagra
- Tophus
- After Large Meal or Alcohol
2 mins
Osteoarthritis
- Mechanism
- Articular Cartilage Destruction
- Biomechanical Stress
- Aging
- Signs and Symptoms
- Asymmetric
- Pain Decreases with Rest
- Morning Stiffness Under 30 Minutes
- Crepitus
- DIP and PIP Joints
- Treatment
- Lifestyle Changes
- Acetaminophen or NSAIDs
2 mins
Osteogenesis Imperfecta
- Pathophysiology
- Autosomal Dominant
- Decreased Type I Collagen Production
- Symptoms
- Phenotypically Diverse
- Brittle Bone Disease
- Fractures from Minimal Trauma
- Confused with Child Abuse
- Hearing Loss
- Dental Imperfections
- Blue Sclera
1 min
Pseudogout
- Pathophysiology
- > 50 Years Old
- Arthritis of Large Joints (Classically the Knee)
- Calcium Pyrophosphate Crystals
- Diagnosis
- Positively Birefringent
- Chondrocalcinosis (On X-ray)
- Treatment
- NSAIDs
- Colchicine
- Steroids
1 min
Acetaminophen
- Indications
- Fever
- Pain
- Mechanism of Action
- Reversibly Inhibits COX
- Acts Primarily in CNS
- Side Effect
- Hepatic Necrosis
- N-acetylcysteine Antidote
51 secs
Aspirin
- Indications
- Fever
- Pain and Headache
- Cardiovascular Disease (CAD)
- Mechanism of Action
- Irreversible inhibition of COX-1 and COX-2
- Suppress Thromboxanes and Prostaglandins
- NSAID
- Side Effects
- Reye's Syndrome
- Tinnitus
- Peptic Ulceration
- Mixed Acidosis/Alkalosis
- Nephropathy
2 mins
Celecoxib
- Indications
- Rheumatoid Arthritis
- Osteoarthritis
- Pain
- Mechanism of Action
- NSAID
- Selectively Inhibits COX-2
- Side Effects
- Sulfa Allergy
- Increased Risk of Thrombosis
- GI Bleed
- Contraindication
- Pregnancy > 30 Weeks
1 min
