| Hint | Answer | % Correct |
|---|---|---|
| lead pipe sign | ulcerative colitis | 56%
|
| fat pad displacement | fracture or joint effusion | 44%
|
| bamboo spine, trolley track sign | ankylosing spondylitis | 33%
|
| double bubble sign, air fluid levels, string of beads/pearls | bowel obstruction | 22%
|
| onion skin appearance | Ewing sarcoma | 22%
|
| lightbulb sign | posterior shoulder dislocation | 22%
|
| pencil in cup | psoriatic arthritis | 22%
|
| swan neck, boutonniere deformity | rheumatoid arthritis | 22%
|
| coffee bean | sigmoid volvulus | 22%
|
| boot shaped heart | tetralogy of fallot | 22%
|
| birds beak appearance | achalasia | 11%
|
| gloved finger sign | asthma, allergic aspergillosis | 11%
|
| signet ring, tram track | bronchiectasis | 11%
|
| honeycombing | bronchiectasis, interstitial fibrosis | 11%
|
| Kerley B lines | CHF | 11%
|
| rib notching (roesler sign), figure 3 sign | coarctation of the aorta | 11%
|
| silver/dinner fork deformity | colles fracture | 11%
|
| apple core lesion | colorectal carcinoma | 11%
|
| string sign | crohns | 11%
|
| corkscrew esophagus | diffuse esophageal spasm | 11%
|
| rat bite erosion | gout, gouty arthritis | 11%
|
| snowstorm | hydatiform mole | 11%
|
| codman's triangle, sunburst sign | malignant bone tumor (osteosarcoma) | 11%
|
| lytic, punched out lesions | multiple myeloma | 11%
|
| candle flame or blade of grass | Paget disease (osteitis deformans) | 11%
|
| sentinel loop, colon cutoff sign | pancreatitis | 11%
|
| string of pearls | PCOS | 11%
|
| water bottle/globular heart | pericardial effusion | 11%
|
| deep sulcus sign | pneumothorax | 11%
|
| Westermark sign, Hamptons hump | pulmonary embolism | 11%
|
| eggshell calcification (lung) | silicosis, sarcoidosis | 11%
|
| hair on end | thalassemia | 11%
|
| deep lateral sulcus sign | ACL tear | 0%
|
| tree in bud pattern | airway disease, tuberculosis | 0%
|
| snowcapping | avascular necrosis | 0%
|
| accordion sign | c. diff colitis | 0%
|
| steeple sign | croup | 0%
|
| thumbprint sign | epiglottitis | 0%
|
| hill sachs deformity | humeral fracture from anterior shoulder dislocation | 0%
|
| salt and pepper skull | hyperparathyroidism | 0%
|
| colon cutoff sign | ischemic colitis | 0%
|
| double density | left atrial enlargement/mitral stenosis | 0%
|
| puff of smoke | moyamoya disease | 0%
|
| cluster of grapes | pneumatosis cystoides intestinalis | 0%
|
| crescent sign (thorax) | pneumoperitoneum | 0%
|
| chondrocalcinosis | pseudogout | 0%
|
| angel wing/bat wing appearance | pulmonary edema | 0%
|
| stack of coins | small bowel hematoma, scleroderma, sprue | 0%
|
| egg on a string sign | TOGA | 0%
|