Light bulb sign (disambiguation)
Last revised by Daniel J Bell on 15 May 2021
Citation, DOI, disclosures and article data
Citation:
Hacking C, Bell D, Light bulb sign (disambiguation). Reference article, Radiopaedia.org (Accessed on 20 Apr 2024) https://doi.org/10.53347/rID-57800
Permalink:
rID:
57800
Article created:
Disclosures:
At the time the article was created Craig Hacking had no recorded disclosures.
View Craig Hacking's current disclosures
Last revised:
15 May 2021,
Daniel J Bell ◉
Disclosures:
At the time the article was last revised Daniel J Bell had no recorded disclosures.
View Daniel J Bell's current disclosures
Revisions:
2 times, by
2 contributors -
see full revision history and disclosures
The light bulb sign can refer to a number of different entities:
- light bulb sign (posterior shoulder dislocation)
- light bulb sign (hepatic hemangioma)
- light bulb sign (adrenal pheochromocytoma)
These signs should not be confused with the empty light bulb sign of brain death.
Related articles: Inspired signs
-
inanimate object inspired
- accordion sign
- astronomical inspired
- ball of wool sign
- ball on tee sign (renal papillary necrosis)
- boot-shaped heart
- bowler hat sign
- bow tie sign
- box-shaped heart
- bucket handle appearance (disambiguation)
- chain of lakes sign
- champagne glass pelvis
- cobblestone appearance
- Coca-Cola bottle sign
- cockade sign (disambiguation)
- coin lesion
- collar button ulcer
- comb sign
- corduroy artifact
- corduroy sign
-
corkscrew sign (disambiguation)
- corkscrew sign (diffuse esophageal spasm)
- corkscrew sign (inner ear)
- corkscrew sign (midgut volvulus)
- crazy paving sign
- cupola sign
- curtain sign (lung ultrasound)
- dinner fork deformity
- dripping candle wax sign
- finger in glove sign
- fishhook ureters
- flame-shaped breast (gynecomastia)
- football sign (pneumoperitoneum)
- frozen pelvis
- ghost triad (gallbladder)
- ghost vertebra
- goblet sign
- ground glass opacity
- hockey stick sign (disambiguation)
- horseshoe (disambiguation)
- hourglass sign
- hurricane sign (cardiac SPECT)
- jail bar sign
- keyhole sign (disambiguation)
- leather bottle stomach
- light bulb sign (disambiguation)
- Lincoln log vertebra
- Mercedes-Benz sign (disambiguation)
- misty mesentery sign
- mosaic appearance (disambiguation)
- napkin ring sign
- open book fracture
- pearl necklace sign
- pencil in a cup
- picture frame vertebral body
- polka-dot sign
- rachitic rosary
- ribbon rib deformity
- ring shadow
- rugger jersey spine
- sack of marbles sign
- sail sign (disambiguation)
- scalpel sign
- spilled teacup sign
- stepladder sign (disambiguation)
-
string of pearls sign (disambiguation)
- string of pearls sign (abdominal radiograph of small bowel)
- string of pearls sign (polycystic ovarian syndrome)
- string of pearls sign (fibromuscular dysplasia)
- string of pearls sign (watershed infarction)
- Tam o' Shanter sign
- telephone receiver deformity
- thimble bladder
- tombstone iliac wings
- Venetian blind sign
- Venus necklace sign
- water bottle sign
-
weapon and munition inspired signs
- arrowhead sign
- bayonet artifact
- bayonet deformity
- boomerang sign (disambiguation)
- bullet-shaped vertebra
- cannonball metastases
- Cupid bow contour
- dagger sign
- double barrel sign
- halberd pelvis
- hatchet sign
- panzerherz
- pistol grip deformity
- saber-sheath trachea
- scimitar syndrome
-
target sign (disambiguation)
- double target sign (hepatic abscess)
- eccentric target sign (cerebral toxoplasmosis)
- reverse target sign (cirrhotic nodules)
- target sign (cholangiocarcinoma)
- target sign (choledocholithiasis)
- target sign (hepatic metastases)
- target sign (intussusception)
- target sign (neurofibromas)
- target sign (pyloric stenosis)
- target sign (tuberculosis)
- trident appearance
- Viking helmet sign
- white pyramid sign
- windswept knees
- wine bottle sign
-
vegetable and plant inspired
- aubergine sign
- bamboo spine
- blade of grass sign
- celery stalk appearance (disambiguation)
- coconut left atrium
- coffee bean sign
- cotton wool appearance
- drooping lily sign
- ginkgo leaf sign (disambiguation)
- holly leaf sign
- iris sign
- ivy sign
- miliary opacities
- mistletoe sign
- onion signs (disambiguation)
- pine cone bladder
-
popcorn calcification (disambiguation)
- popcorn calcification (breast)
- popcorn calcification (chondroid lesions)
- popcorn calcification (fibrous dysplasia)
- popcorn calcification (osteogenesis imperfecta)
- popcorn calcification (pulmonary hamartomas)
- popcorn calcification (uterine fibroid)
- potato nodes
- rice signs (disambiguation)
- salt and pepper sign (disambiguation)
- tombstone iliac wings
- tree-in-bud
- tulip sign
- water lily sign
-
fruit inspired
- apple core sign (disambiguation)
- apple-peel intestinal atresia
- banana and egg sign
- banana fracture
- banana sign
- berry aneurysm
- bowl of grapes sign
-
bunch of grapes sign (disambiguation)
- bunch of grapes sign (hydatidiform mole)
- bunch of grapes sign (bronchiectasis)
- bunch of grapes sign (IPMN)
- bunch of grapes sign (botryoid rhabdomyosarcoma)
- bunch of grapes sign (intracranial tuberculoma)
- bunch of grapes sign (intraosseous hemangiomas)
- bunch of grapes sign (multicystic dysplastic kidney)
- cashew nut sign
- lemon sign
- pear-shaped bladder
- strawberry gallbladder
- strawberry skull
- watermelon skin sign
-
animal and animal produce inspired
- human
- mammals
- anteater nose sign
- antler sign
- batwing opacities
- bear paw sign
- beaver tail liver
- Brahma bull sign
- buffalo chest
- bull's eye sign (disambiguation)
- bunny waveform sign
- claw sign
- dog ear sign
- dog leg sign
- dromedary hump
- ears of the lynx sign
- eye of tiger sign
- feline esophagus
- giraffe pattern
- hidebound sign
- ivory phalanx
- ivory vertebra sign
- joint mouse
- leaping dolphin sign
- leopard skin sign
- moose head appearance
- panda sign
- piglet sign
- pleural mouse
- raccoon eyes sign
- rat bite erosions
- rat-tail sign
- Scottie dog sign
- Snoopy sign
- stag's antler sign
- staghorn calculus
- tiger stripe sign
-
zebra sign (disambiguation)
- zebra sign: (cerebellar hemorrhage)
- zebra spleen: arterial phase (spleen)
- zebra stripe sign (osteogenesis imperfecta)
- amphibians
- birds
- bird beak sign (disambiguation)
- bird's nest sign (lung)
- crow feet sign
- egg on a string sign
- eggshell calcification (breast)
- eggshell calcification (lymph nodes)
- gooseneck sign (endocardial cushion defect)
- gull wing appearance
- hummingbird sign
- owl eyes sign
- pooping duck sign
- sitting duck appearance
- swallowtail sign
- swan neck deformity
- winking owl sign
- fish and marine life
- reptiles
- arthropods
- micro-organisms
- fictional creatures
-
food inspired
- Cheerio sign (disambiguation)
- chocolate cyst
- cottage loaf sign
- double Oreo cookie (glenoid labrum)
- doughnut sign (disambiguation)
- hamburger sign (spine)
- head cheese sign (lungs)
- honeycombing (lungs)
- hot cross bun sign (pons)
- ice cream cone sign (middle ear ossicles)
- ice cream cone sign (vestibular schwannoma)
- licked candy stick appearance (bones)
- linguine sign (breast implants)
- macaroni sign
- omental cake
- Oreo cookie (heart)
- pancake organ (disambiguation)
- Polo mint sign
- salad oil sign (breast implants)
- sandwich sign (disambiguation)
- sandwich vertebra
- sausage digit
- spaghetti sign
- Swiss cheese sign
-
alphabet inspired
- A line (US artifact)
- C sign (MSK)
- delta sign (disambiguation)
- E sign
- H-shaped vertebra
- H sign
- J-shaped sella
- J sign (shoulder)
- L sign (brain)
- lambda sign (disambiguation)
- M sign
- omega epiglottis
- O sign (gastric banding)
- P sign (epiglottis)
- S sign of Golden
- tau sign
- T sign (disambiguation)
- U fibers
- U-figure (pelvis)
- U sign (brain)
- V sign (disambiguation)
- W hernia
- X-marks-the-spot sign
- Y sign (epidural lipomatosis)
- Z deformity
-
Christmas inspired
- Christmas tree bladder in neurogenic bladder
- holly leaf sign in calcified pleural plaques
- ivy sign in leptomeningeal enhancement
- nutcracker esophagus in esophageal dysmotility
- shepherd's crook deformity of the femur in fibrous dysplasia
- snowcap sign in avascular necrosis
- snowman sign (disambiguation)
- snowstorm appearance in complete hydatidiform mole and testicular microlithiasis
- miscellaneous
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