General - XRAY Findings

Identify the condition the X-ray findings indicate. For large overview visit http://learningradiology.com/radsigns/radsignspages/A-radsigns.htm

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Last updated: December 17, 2023

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Hint	Answer
lead pipe sign	ulcerative colitis
double bubble sign, air fluid levels, string of beads/pearls	bowel obstruction
candle flame or blade of grass	Paget disease (osteitis deformans)
birds beak appearance	achalasia
corkscrew esophagus	diffuse esophageal spasm
pencil in cup	psoriatic arthritis
sentinel loop, colon cutoff sign	pancreatitis
lightbulb sign	posterior shoulder dislocation
Westermark sign, Hamptons hump	pulmonary embolism
Kerley B lines	CHF
apple core lesion	colorectal carcinoma
rat bite erosion	gout, gouty arthritis
snowstorm	hydatiform mole
coffee bean	sigmoid volvulus
string of pearls	PCOS
stack of coins	small bowel hematoma, scleroderma, sprue
string sign	crohns
lytic, punched out lesions	multiple myeloma
bamboo spine, trolley track sign	ankylosing spondylitis
fat pad displacement	fracture or joint effusion
water bottle/globular heart	pericardial effusion
rib notching (roesler sign), figure 3 sign	coarctation of the aorta
boot shaped heart	tetralogy of fallot
accordion sign	c. diff colitis
angel wing/bat wing appearance	pulmonary edema

Hint	Answer
codman's triangle, sunburst sign	malignant bone tumor (osteosarcoma)
cluster of grapes	pneumatosis cystoides intestinalis
colon cutoff sign	ischemic colitis
crescent sign (thorax)	pneumoperitoneum
deep lateral sulcus sign	ACL tear
deep sulcus sign	pneumothorax
egg on a string sign	TOGA
eggshell calcification (lung)	silicosis, sarcoidosis
gloved finger sign	asthma, allergic aspergillosis
hair on end	thalassemia
hill sachs deformity	humeral fracture from anterior shoulder dislocation
honeycombing	bronchiectasis, interstitial fibrosis
onion skin appearance	Ewing sarcoma
puff of smoke	moyamoya disease
signet ring, tram track	bronchiectasis
silver/dinner fork deformity	colles fracture
swan neck, boutonniere deformity	rheumatoid arthritis
snowcapping	avascular necrosis
salt and pepper skull	hyperparathyroidism
steeple sign	croup
chondrocalcinosis	pseudogout
tree in bud pattern	airway disease, tuberculosis
thumbprint sign	epiglottitis
double density	left atrial enlargement/mitral stenosis