Musculo- Lower extremites Flashcards
Shortened limb in external rotation
Hip fracture
Shortened limb in internal rotation
Hip dislocation
anterior or posterior more common for hip dislocation
posterior
no blood flow to bone -> bone death -> bone collapse -> joint destruction
Avascular necrosis
Barlow test
<3 months old
Hip dislocation
Ortolani test
< 3 months old
Hip Reolcation
key terms- histoyr of breech dlivery, baby has uneven gluteal folds, unequal femur lenghts
Hip Dysplasia
Treatment for Hip Dysplasia
Pavlik Harness Tips
key terms- young boy groin/knee pain
painless limp, decrease hip ROM
Legg-Calve-Perthes disease
-AVN of hip
key terms- flattened & fragmented frog leg x-ray
Legg-Calve-Perthes disease
- AVN of hip
Key terms- young/teenage boy who is African american, Hispanic, obese, hip, thigh, knee pain, external rotation of leg, internal rotation is painful
Slipped Capital Femoral Epiphysis
- often BILATERAL !
Xray of hip shows abnormal Klein line
Slipped Capital Femoral Epiphysis
Klein line- is a line that your draw on top of femoral neck and should intersect epiphysis
Treatment for Slipped Capital Femoral Epiphysis
Emergent Surgery !
widen hips that cause abnormal patella tracking - increased Q angle
Patellofemoral syndrome
key terms- increased Q angle, pain with stair climbing, pain with patellar compression, tighten quadriceps
Patellofemoral syndrome
key terms- knee twist or squat, locking, McMurray, apley & Thessaly positive
Meniscus tear
Apley grind test
person is laying on their belly
lift leg up in 90 degree
and push on foot and gride it
pain = torn meniscus
Thessaly test
person holds on to the exam table and bens knees a little and twists back and forth
pain = torn meniscus
what is the best test for ACL tear
lachmans
Tibial tubercule apophysitis in teenage boy
Osgood schlatter disease
key terms- patient states that it feels full behind one knee, you palpate a mass
Baker - popliteal cyst
medial or lateral patella dislocation most common?
Lateral
what is the most common artery and the most common nerve to be damaged in Knee dislocation
Popliteal artery !!!
Peroneal nerve
what are important diangositics to get on knee dislocatoin
important to remember that the knee can spontaneosuly relocation
- ankel-brachial index
- arteriography **
- ultra sounds
- CT angiography
Thompson test
Achilles tendon tear
squeezing calf and no plantar flexion
what are the most common ligaments injured in Ankle sprain
Anterior talofibular ligament *
Calcanelofibular ligment
Posterior talofibular ligment
Ottawa ankle rules
- Medial malleolus - tip 6cm above
- Lateral malleolus- tip 6cm above
- navicular
- base 5th metatarsal
- walk 4 steps
What are the grades of Ankle sprain
Grade 1- stretch ligment
Grade 2- Partial tear
Grade 3- complete tear
What is a Weber classification
how to classify a angle fracture
Weber A fracture
Fracture of the ankle below the syndesmosis
Weber B fracture
At the syndesmosis
Weber C fracture
Fracture of the ankle
above the syndesmosis
what is the most common type of ankle fracture
weber type B
at the syndesmosis
Maisonneuve fracture
Proximal 1/3 fibula fracture PLUS
widened syndesmosis
PLUS
Medial malleolus fracture
Inflammation of the plantar aponeurosis at calcaneal orgin
Plantar fasciitis
Key terms- sharp heel pain in the morning
Plantar fasciitis
Perineural fibrosis of the interdigital nerve of the 3rd and 4th MT head
Morton Neuroma
- buring pain
- walking on a marble
Medial deviation of the 1st MT head
Hallux valgus - Bunion
key terms- Midfoot tendreness, xray shows diastatsis 1st -2nd joint
Lisfranc injury
what joint holds the midfoot to the forefoot
Lisfranc joint
Avulsion fracture of teh peroneus brevis at the base of the 5th MT
Dancer Fracture
-inversion-plantar flexion
Transverse fracture of the proximal 5th MT at teh metaphyseal-diaphyseal junction
Jones Fracture
Heberden nodes
DIP nodes in osteoarthritis
Bouchard
PIP joint nodes in osteoarthritis
at what age to start bone density scan ?
women >65
men >70
What is a normal T score
- 1 to 1
- 1 to -2.5 osteopenia
Treatment for osteoprosis
- exercise
- vit D
- bisphosphonates
- Raloxifene
Key terms- history of injury to limb, extereme pain, intense pressure, numbness/tingling, muscle weakness, palor, decrease pulse in affected limb
Compartment syndrome
How do you diagnose compartment syndrome
measure the tissue pressure >30mmHg
treatment for compartment syndrome
Fasciotomy
Most common organism with Acute Osteomyelitis
Staph aureus
Most common organism with Acute Osteomyelitis & sickle cell
Salmonella
Most common organism with Nongonococcal Septic arthritis
Staph aureus
if fake joint * coagulase negative staph !
usually less red & creats a biofilm
Benign cartilaginous bone tumor most commonly found around the knee
Osteochondroma
what is the most common benign tumor
Osteochondroma
fluid filled bone lesiosn usually found posterior humerus/femur in teenagers
Unicameral bone cyst
Mesencyme derived bone cancer producing malignant ostoid usually in distal femur
Osteosarcoma
key terms- bone pain for weeks/months, swelling near joint, pain waking them up at night
Osteosarcoma
xray- sun burst
Osteosarcoma
most common malignant tumor of bone
Metastatic disease! came from somewhere else!!! BREASTS * LUNG PROSTATE
What key lab finding will be elevated in Metatstic bone cancer
Alkaline phosphatase
Lab values for Septic Arthtitis
wbc
neturophils
wbc 50,000
neturophils 75%
key terms: kid, distal femur pain
Osteochondroma
looks like an extra piece of bone at the end of long bones
most common bening bone tumor
osteochondroma
mesynchyme derived bone tumor
osteosacroma
what is the most common bone cancer
- multiple myloma
2. osteosacroma
key terms- xray onion peel, sunburst, periosteal reaction
osteosacroma
most common location for osteosacroma
end of long bone
distal femur
most common malignant tumor of bone
metastatic disease
- breast
- lung
- prostate
- kidney
what lab value is elevated in metastatic bone cancer
Alkalne phosphatase !!!
rhomboid shaped crystal
pseudogout
x-ray with condrocalcinosis
pseudogout
key terms rash of levido reticulars
molding
polyartirits nodasa
key terms: rash on legs, arthritis pain, kidneys will be affected, maybe hep B, ANCA +, intrarenal aneursm
polyarititis nodsa
PAN
ANCA +
polyarititis nodsa
PAN
intrarenal aneursm
polyarititis nodsa
PAN
treatment for polyarititis nodsa
PAN
HIGH dose steroids
key terms: proximal limb weakness, neck muscle weakness, +/- skin rash around eyes
polymyositis
if the skin is involved Polymyositis & Dermatomyositis
best diagnostic tool for polymyositis
muscle biopsy
Heliotroph rash
where is it located
what is the diagnsosi
around the eyes
Dermatomyositis
Dermatomyositis has a very strong assocation with what?
EXAM !!!!!!!!!!!!!
CANCER
polymyalgia rheumatic has a strong association with what
temporal artritis
key terms- older female with chronic, pain in neck, and pelivs, fever, fatigue
polymyalgia rheumatic
seronegative arthritis
reactive arthritis
key terms- chronic joint pain, extra articular sysmptoms (eyes, lungs, heart) , DIP joints are spared, symmetric bony erosin
rhematoid arthritis
Anti-CCP +
rhematoid arthritis
Treatment for rhematoid arthritis
methotrxate
what is still’s disease
Juvillne arthritits
key terms- kid-teenager with salmon colored rash that gets worse at night, spiking fevers, joint pain
- pacuiarthicular, polyarthicular
Juvillne arthritits
Treatment for Juvillne arthritits
NSAIDS and refer
most like resolve on own
Anti-DNA +
Lupus
also
Anti-Smith
Discoid rash
Lupus
how many criteria need to be met before diagnosing lupus
4 remember common ones rash sparing nasolabia folds -* malar rash discoid rash *kidney failure *oral ulcers seizures
Treatment for Lupus
NSAIDS, steroids, Methotrexate
deposition of collagin in tissues
scleroderma
Anti-smith +
Lupus
also anti-DNA
Scleroderma is associated with what ?
Pulmonary hypertension
High right sided heart pressures !
EXAM !!!
what is CREST syndrome
Limited Scleroderma Calcinosis Raynaud Esophageal dysmotility - GERD Sclerodactyly Telangiectasias
what makes Scleroderma dissuse
slerotic skin on chest , abdomen, upper arms heart lungs GI tract Kidney
Anti-centromere antibody +
Scleroderma
Schmiers test
< 5 mm wetting
Sjogren syndrome
Treatment for Sjogren syndrome
articifal tears
pilocarpine - muscarinic agonist
methotrexate - suppress the immune system