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1
Q

most common site of clavicular fx is:

A

middle 1/3

2
Q

de Quervain’s Tenosynovitis involves tendon’s of which muscles?

A

Extensor pollicus bravis

Abductor polilcus longus

3
Q

Which ligaments are mostly likely injured in ankle inversion.

A

Anterior talofibular and Calaneofibular

4
Q

Septic Arthritis are caused by:

A

Gonorrhea

Staph Aureus

MRSA

group B strep

5
Q

Sjogren’s Syndrome is manifested by

A

dry eyes and mouth

6
Q

wrist drop is caused by injury to what nerve?

A

radial nerve

7
Q

Spinal cords in adults ends at the level of:

A

L1-2

8
Q

most common benign bone mass is:

A

Osteoid Osteoma

9
Q

Test used to diagnose meniscal tear?

A

McMurray = Meniscus

Apley

10
Q

Arm drop test:

A

adduction of the arm

positive when: quick drop at 30 degree or more

11
Q

Scotty dog view on x-ray is used to diagnosed

A

Spondylolysis

12
Q

Retinoblastoma increases the risks of:

A

Osteosarcoma

13
Q

common location of Ewing’s Sarcoma is:

A

Diaphysis of long bones

Pelvis, ribs, flat bones

14
Q

Bleeding or edema within a limited space may cause:

A

Compartment Syndrome

15
Q

Lateral Epicondylitis is a result of what overuse injury:

A

extension and supination

16
Q

Tophi are:

A

deposition of uric acid into the skin

Tophi=Gout

17
Q
A
18
Q

Presence of DIP nodes (Bouchard’s) nodes rules out:

A

Rheumatoid Arthritis

19
Q

Schober test is used to diagnose:

A

Ankylosing Spondylitis

20
Q
A
21
Q

Scaphoid or navicular fracture

A
22
Q

most common location for Ganglion cyst is:

A

hand

feet

23
Q

typical injury that produces meniscal tear is:

A

knee twisting

24
Q

lab finding during acute Gout episode:

A

normal or low uric acid

25
Q

Toe walking

A

S 1 Gastrocnemius

26
Q

Calcium Pyrophospate Dihydrate is also known as:

A

Pesudogout

27
Q

anti Smith is indicative of

A

SLE

Smith SLE

28
Q

Most common gout location

A

1 MTP

29
Q

tx for Felon is:

A

abscess drainage

30
Q

Important risk factor for osteoporosis is:

A

ETOH abuse

31
Q

Medication that may cause gout:

A

Loop Diuretics

HCThiazide Diuretics

32
Q

Systemic sclerosis is also known as:

A

scleroderma

33
Q

Pt with sickle cell dz are prone to develop osteomyelitis caused by:

A

Salmonella

34
Q

tumor in the pelvis, or diaaphysis usually corresponds to:

A

Ewing Sarcoma

35
Q

Polymyositis

A
36
Q

factors that increase the occurance of Frozen Shoulder:

A

DM I

Prolong Immobilization

37
Q

Yergason’s test is indicative of:

A

Biceps tendonitis

38
Q

Plyarteritis Nodosa is also known as

A

Nectrotizing arteritis of medium sized vessels

39
Q

Painful lump below kneecap

in a 10-15 y.o pt who is active in sports

is known as:

A

Osgood Schlatter Dz.

40
Q

typical presentation of a hip fx is:

A

shortened leg

externally rotated

abducted

41
Q

Typical CBC resutls for Lupus:

A

Anemia

Leukopenia

Thrombocytopenia

42
Q

PolyMyositis is associated with:

A

Malignancy

polyMyocityis=Malignancy

43
Q

causitive microrganism for Herpetic Whitlow is:

A

Herpex Simplex Virus

44
Q

DIP and thoracolumbar joints is usually NOT affected in which arthritis?

A

involvment of DIP joint = DJD

45
Q

Normal exam with multiple trigger points suggest

A

Fibromyalgia

46
Q

Spondylosis

A
47
Q

Heel walking

A

L5 Anterior tibialis

48
Q

Malignancy of plasma cells is known as:

A

Multiople Myeloma

49
Q

Tx for Osgood Schlatter Dz:

A

NSAIDs

Knee cap

Reduced physical activity

50
Q

Most common location for Gout:

A

Metatarsophalangeal joint (big toe)

51
Q

positive Finkelstein test is indicative of:

A

de Quervain’s Tenosynovitis

52
Q

Dinner/Silver Fork” reffers to:

A

Colles Fx

53
Q

Thickened ligamentum flavum may cause:

A

Spinal Stenosis

54
Q

Know dermatomes

A
55
Q

young adult with septic arthritis is usually secondary to:

A

Gonorrhoea

56
Q

Inability to seleep on a side

Poin tenderness at greater trochanter

suggests:

A

Trochanteric Bursitis

57
Q

Shopping cart signs is seen in:

A

Spinal Stenosis

58
Q

Lytic bone lesions

with poor margins and sharp edges are signs of:

A

Bone malignancy

59
Q

Hawkins test is:

A

internal rotation of the arm

shoulder at 90

elbow at 90

60
Q

Presentation of ACL injury:

A

knee instability / knee giving away

pop sound

acute hemarthrosis

61
Q

typical presentation of hip disslocatoin:

A

shortened leg

internally rotated

62
Q

Most common age for Osteosarcoma is:

A

b/w 10-20 y.o

63
Q

Shoulder Dislocation is also known as:

A

Glenohumeral Dislocatoin

64
Q

worsening ankle dorsiflexion is known as:

A

Lasegue’s Sign

65
Q

Reactive Arthritis Conjunctivitis is often seen in conjunction with:

A

Reactive Arthritis

66
Q

tx for Herpetic Whitlow is:

A

observation

67
Q

Most common vessels affected by Polyarteritis Nodosa:

A

Renal arteries

(produce HTN)

68
Q

Swan neck deformity

A

hyperextension at the PIP joint

extended swan neck

69
Q

Anterior slippage of vertebral body is known as:

A

Spondylolisthesis

70
Q
A
71
Q

Patellar reflex

A

L4

72
Q

calcium pyrophosphate crystals

A

Pseudogout

73
Q

Repetitive gripping usually results in:

A

de Quervain’s Tenosynovitis

74
Q

Serious side effect of bisphosphanate is:

A

Esophagitis

75
Q

Hyperflexion at DIP is known as:

A

Mallet finger

76
Q

most common ankle ligament to be injured is:

A

Anterior talofibular

77
Q

most common shoulder dislocatoins are:

A

anterior

78
Q

Medication known to cause Gout:

A

Thiazide Diuretics

Loop Diuretics

Niacin

Aspirin

79
Q

Falling on hyperflexed (inward) hand will produce what radial head fx:

A

Smith

80
Q

Which meniscus gets torn more common?

A

Medial

81
Q

Presentation of SCFE:

A

knee pain

groin pain

limping

82
Q

morning joint stiffness greater than hour is suggestive of

A

RA

83
Q

most common type of scleroderma is known as:

A

CREST

84
Q

Paronychia

A
85
Q

Osgood schlatter

A
86
Q

Conditions that can cause bilateral Carpal Tunnel

A

Pregnancy (self limiting)

Reumatoid Arthritis

Hypothyroidism

Amyloidosis

Acromegaly

87
Q

Mechanism of most common ankle sprain:

A

inversion and plantar flexion

88
Q

Scheuermann’s disease is known as:

A

Juvenile Kyphosis

89
Q

Pain in the joints relieved with rest is most likely

A

Osteoarthritis

90
Q

Dexa results

T score: >2.5 corresponds to:

A

Osteoporosis

91
Q

Pars interarticularis fx results in:

A

Spondylolysis

92
Q

Meniscal Tear

A
93
Q

prefered pain med for Fibromyalgia is:

A

ultram/acetam

94
Q

Saddle anesthesia is synonymous with:

A

Cauda Equina Syndrome

95
Q

lateral curvature of the spine is known as:

A

Scoliosis

96
Q

Chronic inflammation of synovial membranes is known as:

A

RA

97
Q

Ankylosing Sponylitis starts:

A

at SI joints and moves up the spine

98
Q

Fat pad sign on X ray is indicative of:

A

occult elbow fx

99
Q

Persistent night pain is often suggestive of:

A

Osteosarcoma

100
Q

Nodes in DIP are known as:

A

Heberden’s

distal Heberden’s

101
Q

HyperUrecemia is defined as:

A

Uric Acid > 7.5

102
Q

Common types of hip fx are:

A

Transcervical/Subcapital

Intertrochanteric

103
Q

Most common hip dislocation is:

A

Posterior

104
Q

population group suseptible to de Quervain’s Tenosynovitis is:

A

middle age female

105
Q

feeling of heavyness in the muscle

difficulty arising from a chair

A

Polymyositis

106
Q

Aprihension test

A
107
Q

Dry mouth and eyes

A

Sjogren’s Syndrome

108
Q

Anti-Jo antibodies are associated with:

A

Polymyositis

109
Q

Heliotrope rash is indicative of:

A

Polymyositis

(rash around eyes)

110
Q

Herpetic whitlow

A
111
Q

medial ligament of the ankle is known as:

A

Deltoid

112
Q

SLE is often associateed with which cardiac condition?

A

Pericarditis

113
Q

Swan neck deformity

A
114
Q

Sausage fingers / ductilitis is associated with:

A

Psoriatic Arthritis

115
Q

nail pitting

sasage like fingers

A

Psoriatic Arthritis

116
Q

what cast is required for Colles/Smith fx?

A

Sugar Tong Splint

117
Q

Volar angulation of the distal (factured) radial head is indicative of:

A

Smith Fx:

Volar Smith

118
Q

Forceful internal knee rotation will injure which ligament?

A

ACL

119
Q

positive Neer test is indicative of

A

impingement

120
Q

tx for Juvenile RA:

A

NSAIDS (Naproxen, IBprofen, Celebrex)

methotrexate

121
Q

Neer test

A

arm is raised forward

depress (press down) on scapula

122
Q

Common complication fo Transcervical Hip Fx is:

A

Avascular Necrosis

123
Q

what medication is a risk factor for developing osteoporosis?

A

Corticosteroid

124
Q

Sx of spinal stenosis are relieved with:

A

sitting or spine flexion/leaning forward (shopping cart sign)

125
Q

Chronic condtion that may cause gout is:

A

CKD

(under excretion of uric acid)

126
Q

Dietary changes required for Gout tx:

A

avoid:

organ meats

alcohol

127
Q

Skin nodules seen in gout is known as:

A

Tophi

128
Q

Most common carpal bone fx is:

A

Scaphoid Fx

129
Q

Septic Arthritis in a young pt is often caused by:

A

N.Gonorrhoea

130
Q

Sunburst appearance in the metaphyseal location of the bone corresponds to:

A

Osteosarcoma

131
Q

Medial calf sensosetion is controlled by ____ nerve root:

A

L4

medial four

132
Q

infection in the finger pad is called:

A

Felon

133
Q

Septic Arthritis organisms:

A

Staph

Strep

STI

134
Q

Injury to ulnar collateral ligament of the thumb at MCP is known as:

A

Gamekeeper’s / Skier’s Thumb

135
Q

Posterior fat pad sign is indicative of

A

Suprcondylar or Radial Head Fx

136
Q

Pts with Oligo/pauciarticular arthritis has increased risk of

A

uveitis

137
Q

Most common rotator cuff muscle injured is:

A

Supraspinatus

138
Q

Achilles reflex

A

S1

139
Q

Polymalasia rhumatica

A
140
Q

Most common type of Juevenille Rheumatoid Arthritis is:

A

Oligo/pauciarticular arthritis

involves no more than 4 joints.

141
Q

Multiple trigger points

A

Fibromyalgia

142
Q

Medial Epicondylosis is a result of what onveruse injury:

A

repeated flexition and pronation

143
Q

tests used to diagnose ACL injury:

A

Anterior drawer sign

Lachman test

144
Q

Rhoboid shaped

+ birefringent crystals

A

Pseudogout

145
Q

Abx of choice for septic arthritis is:

A

Ceftriaxone

146
Q

Fx that occurs as a result of punching a wall is known as:

A

Boxer’s fx

147
Q

Pain with spine extension in an athlete my be as a resutls of:

A

Spondylolysis

148
Q

Thompson test is used for:

A

Diagnosiing Achilles tendon rapture

149
Q

Knee extension

A

L 4 quadriceps

150
Q
A
151
Q

Lachman’s test

A
152
Q

Anti-centromere antibody

Anti-topoisomerase antibody

A

Scleroderma

153
Q

Lasegue’s Sign

A

used in Lumbar pain

154
Q

tx of acute gout:

A

Indomethacin (NSAIDs)

155
Q

Spondylolisthesis

A
156
Q

Rheumatoid Arthritis and Osteoarthritis (Degenerative Joint Dz) and inflammatory vs. non inflammatory

A

RA = inflammatory

DJD = non inflammatory (wear and tear)

157
Q

Elbow flexition test is used to diagnose:

A

Cubital tunnel syndrome

158
Q

Spinal Stenosis

A
159
Q

nodes in the PIP joints are

A

Bouchard’s

Proximal Bouchards

160
Q

Dexa results

T score: 1-2.5 corresponds to:

A

Osteopenia

161
Q

Pt with Juvenile Rheumatoid Arthritis are at increased risk of:

A

Iridocyclitis/anterior uveitis

eye exam required every 6 m.

162
Q

Rheumatoid Arthritis spares which joints?

A

DIP

163
Q

Osteoarthritis is inflamatory or non inflammatory?

A

Non inflammatory

164
Q

Most common site for spondylolisthesis is:

A

L4/5

L5/S1

165
Q

Classical tetrad corresponding to Reactive Arthritis is:

A

Arthritis

Urethritis

Conjunctivitis

Mucosal ulcers

166
Q

ligaments injured in a typical ankel sprain:

A

Anterior talofibular

Calcaneofibular

Posterior talofibular

167
Q

Adhesive Capsulitis / frozen shoulder

A

idiopathic loss of both active and passive motion

168
Q

Bankart Lesion:

A

Tear of the glenoid labrum

169
Q

Great toe dorsiflexion is controlled by:

A

G r e a t (5) toe

170
Q

Slipped Capital Femoral Epiphysis is often seen in:

A

obese teenage boys

171
Q

Onion skin appearance on bone X-ray is suggestive of:

A

Ewing’s Sarcoma

172
Q

Allopurinol MoA

A

Xanthine Oxidase Inhibitor

(decreases the production of uric acid)

173
Q
A
174
Q

mechanism of rotator cuff impingement:

A

rotator cuff gets pinched b/w

humeral head and coracoacromial arch

175
Q

Polymyalgia Rheumatica

A
176
Q

Boutonnier Defformity is:

A

Injury of the central extensor tendon results in

hyperflextion at PIP joinmt

Flexition Boutonnier

177
Q

clear vescile formation on the finger tip is known as:

A

Herpetic Whitlow

178
Q

Cubital Tunnel affect what nerve?

A

Ulnar

179
Q

tx for chronic gout:

A

Allopurinol

Colchicin

180
Q

Rod / needle shaped

negative birefringent crystal

A

Gout - uric acid crystals

181
Q

Impingement Syndrome

A
182
Q

Anti Nuclear Antibody is indicate of

A

SLE

ANA=SLE

183
Q

sx of Still disease (system Juvenile RA)

A

Fever

Rash

Hepatospleenomegaly

184
Q

Apophysitis of tibial tubercle is a young active pt is known as:

A

Oscgood Schlatter Dz.

185
Q

side effects of croticosteroids

A

Atheroslerosis

Osteoporosis

Avascular necrosis

186
Q

Snuff box tenderness is indicative of:

A

Scaphoid / Novicular fx

187
Q

Pain in the elbow with extension and supination is indicative of

A

Lateral Epicondylitis

188
Q

Reactive arthritis is associated with which diagnostic marker:

A

HLA-B27

189
Q

Cobb angle is measured to diagnosed:

A

Scoliosis

190
Q

finger deformating often seen in

RA

Jammed finger injury

A

Boutonniere finger

191
Q

Sunburst/Sunray appearance on bone X-ray is indicative of:

A

Osteosarcoma

192
Q

Humpback should make you think of:

A

Kyphosis

193
Q

Plantar flexion weakness

A

S1

194
Q

Lateral calf sensation is controlled by which nerve root?

A

L5

lateral five

195
Q

First line drug tx for Osteoarthritis is:

A

Acetaminophen

196
Q

Foot dorsiflxion controlled by:

A

L4

f o o t ( 4)

197
Q

Jone’s fracture

A
198
Q

Conditions that preceed Reactive Arthritis:

A

STI

Gastroenteritis

199
Q

Falling of the outstretched (hyperextened) hand will produce what kind of radial fx?

A

Coles

200
Q

tx for RA:

A

NSAIDs

Disease Modifying Anti-Rheumatic Drugs (DMARD) - Methorexate

201
Q

Mallet Finger

A
202
Q

fx of the 5th or 4th metacarpal bone is known as:

A

Boxer’s fx

203
Q

Kienbock’s Dz

A

pain/stiffness in the absence of trauma

osteonecrosis of lunate

204
Q

fracture at the base of te 5th MT joint is known as:

A

Jones fx

205
Q

Still’s Disease is:

A

Systemic Juvenille Rheumatoid Arthritis

206
Q

sx of SLE

A

Malar rash

Discoid rash

Serositis

Oral ulcers

Arthritis

Photosensitivity

pulmonary fibrosis

Blood disorders

Renal disease

Neurologic disease

207
Q

Numbness and tingling in the 4th & 5th fingers is often caused by

A

Cubital tunnel syndrome (ulnar nerve compression)

208
Q

joint pain releives with rest vs. with walking:

A

osteoarthritis = releived with rest

RA= releived with walking

209
Q

SLE tx is:

A

Corticosteroids

hydroxychloroquine

210
Q

Malar Rash

A

Lupus

211
Q

Most common injury to the elbow is:

A

Lateral Epicondylitis / Tennis Elbow

212
Q

HLA-B27 is a marker for

A

Ankylosing spondylitis

Reactie Arthritis

Psoriatric arthritis

213
Q

RA affects more males or females?

A

females

214
Q

Advanced Carpal tunnel is manifested by:

A

Thenar atrophy

215
Q

Scaphoid bone is supplied by what artery:

A

Radial

216
Q

Mosty sensitive ACL test is:

A

Lachman test

217
Q

Anterior knee pain worse with running, stairs, squatting.

A

Patellar femoral pain syndrome

218
Q

Bilat pain in the buttock and the back of the thigh is often due to:

A

Ankylosing Spondylitis

219
Q

Dorsal angulation of distal (fractured) part of distal radius is known as:

A

Coles fx

Dorsal coles

220
Q

Onion skin apparance in the diaphysis of the long bone or pelvis bone corresponds to:

A

Ewing Sarcoma

221
Q

young pt with knee pain after:

kneeling activities

jumping

running

A

Oscood Schlatter Dz

222
Q

Most common location of Osteosarcoma is:

A

Metaphyis of long bones

Near the knee

223
Q

Increased dorsal curvature (convex) of the T spine is known as:

A

Kyphosis

224
Q

CMC Joint Arthritis

A
225
Q

Ankel reflex will be dimished when ___ nerve root is pinshed:

A

S1

226
Q

CREST stands for:

A

Calcinosis

Raynaud’s

Esophageal motility disorder

Sclerodactaly

Teleangectasisias

227
Q

Olecranon bursisits

A
228
Q

marker for Ankylosing Spondylitis:

A

HLA-B27

229
Q

Bamboo spine:

A

Ankylosing Spondylitis

230
Q

Gout most commonly affects

A

great toe

231
Q

Sx of compartment syndrome:

A

Severe pain - out of praportion

paresthesia

pain with passive movement

decreased sensation / strength

232
Q

Direct fall onto shoulder is likely to produce:

A

AC injury

233
Q

SLE can be caused by which medicatioins:

A

Isoniazid

Quinidine

Procainamide

234
Q

Tx for Fibromyalgia:

A

Lyrica

Cymbalta (SSNRI)

SSRI

235
Q

Slipped capital femoral epiphysis

A
236
Q

Patellofemoral grinding test is used to diagnose:

A

patellofemoral Pain Syndrome

237
Q

White/sclerotic margins around bone mass seen on X ray is indicative of:

A

Benign lesion

238
Q

Mallet finger results from

A

trauma to extensor at DIP

239
Q

Sail sign is also known as:

A

Anterior fat pad

indicative of elbow fx

240
Q

Most common fractures to cause compartment syndomre is

A

Tibial shaft fx

241
Q

Narrow Joint Space

Osteophytes

are signs of:

A

Osteoarthritis

242
Q

most common fx in children is:

A

clavicle fx

243
Q

side effect of Methorexate:

A

liver toxicity ( check AST)

supresses bone marrow resulting in macrycytic anemia (check CBC)

244
Q

Dupuytren Dz is associated with

A

Diabetes

245
Q

Bankart Lesion

Hill-Sachs Lesion

are seen in

A

Shoulder Dislocatons

246
Q

Bamboo spine is a sign of:

A

Alkyllosing Spondylitis

247
Q

inability of dorsiflex great toe is due to the pinching of ___ nerve root

A

L5

248
Q

diagnostic study of choice for avascular necrosis is:

A

MRI

249
Q

Loss of both active and passive motion of the shoulder is known as:

A

Adhesive Capsulitis / Frozen Shoulder

250
Q

Felon infection

A
251
Q

Deltoid weakness and lateral arm numbness is a pt with anterior shoulder disslocation is a sign of what nerve damage?

A

Axillary Nerve

252
Q

Polyarteritis Nodosa is associated with:

A

Hep B

253
Q

most common sx of Avascular/Aseptic Necrosis is

A

aching groin pain

254
Q

Reactive Arthritis / Reiter’s

A

Arthritis secondary to STD

255
Q

Butterfly/malar facial rash that spears nasolabial folds is indicative of:

A

SLE

256
Q

Positive crossover test is indicative of

A

Acromioclavicular (AC) Injury

257
Q

Paesthesias in the 4th and 5th fingers is indicative of:

A

Cubital tunnel syndreme

ulnar nerve

258
Q

persisten bone pain releived with NSAID / Aspirin is suggestive of:

A

Osteoid Osteoma

259
Q

Osteomyelitis is most commonly caused by:

A

Staph Aureus

260
Q

Bone cancer in the metaphysial part of the bone is:

A

Osteosarcoma

261
Q

Cauda Equine Syndrome is caused by sudden compression of:

A

L2-S5

262
Q

HTN crisis due to renal failure in scleraderma pt. requires what medication?

A

ACE-I

263
Q

Which rotator cuff muscle is most often damaged?

A

Supraspinatus

264
Q

Osteoporosis tx:

A

Ca+ and vit D intake

stop Smoling and ETOH

Bisphosphanates

265
Q

Knee jerk / patellar reflex will be diminished when which nerve root is pinched?

A

L 4

266
Q

Most common primary malignant bone lesion:

A

Multiple Myeloma 1st

Osteosarcoma 2nd

267
Q

audible snap with extending a finger is known as:

A

Trigger finger

268
Q

Positive birefringent crystals

Pyrophoshate Calcium

Prism/rhomboid crystals

A

PseudoGout

269
Q

Swelling around finger nail is called:

A

Paronychia

270
Q

sx of meniscal tear:

A

join line pain

effusion

locking and clicking

271
Q

mechanics of Osgood Schlatter Dz is:

A

pulling of audriceps on apophysis of the tibial tubercle

272
Q

in RA fingers and wrist are deviated towards:

A

ulnar deviation

273
Q

Positive Tinel’s and Phalen’s test are indicative of:

A

Carpal Tunnel Syndrome

274
Q

defect at DIP results in:

defect at PIOP results in:

A

Mallet - unable to extend

Boutonniere or Swan Neck deformity

275
Q

Avascular necrosis

A
276
Q

Symmetrical Progressive Proximal Muscle Weakness of the upper and lower extermities is suggestive of:

A

Polymyositis

277
Q

Empty Can test seperates which rotator cuff muscle?

A

Supraspinatus

278
Q

Most common knee legament to be injured is:

A

ACL

279
Q

McMurry’s test

A
280
Q

most common treatment for clavicular fx is:

A

8 sling

281
Q

most specific marker for RA is:

A

anti CCP

282
Q

Pseudogout most commonly affects

A

Writst joint

283
Q

Shawl sign corresponds to:

A

Polymyocitis

(rash over the shoulders)

284
Q

nerves that can be damaged in a prox humerus fx:

A

axillary

radial

ulnar

median

285
Q

anti CCP is a marker for:

A

RA

артрит советского союза

286
Q

Tx for compartment syndrome:

A

Urgent Fasciotomy

287
Q

inflammation of mucus membrane is known as:

A

Sjogren’s syndrome

288
Q

repeated flexition and pronation will cause

A

Medial Epicondylitis / Golfer’s elbow

289
Q

Nodule that flactuates in size depending on the time of day most likely is:

A

Ganglion cyst

290
Q

crescent sign on x ray is indicative of:

A

Avascular Hip Necrosis