Physical Address

304 North Cardinal St.
Dorchester Center, MA 02124

Diagnostic Radiology Signs

A

Absent Bow-Tie Sign

eFig. F.1, Absent Bow-Tie Sign.

Accordion Sign

eFig. F.2, Accordion Sign.

Air Bronchogram

eFig. F.3, Air Bronchogram.

Air Crescent Sign

eFig. F.4, Air Crescent Sign.

Angel-Wing (Bat-Wing) Pattern

eFig. F.5, Angel-Wing (Also Known as [AKA] Bat-Wing) Pattern.

Angel-Wing Sign (Spinnaker Sail Sign)

eFig. F.6, Angel-Wing Sign (AKA Spinnaker Sail Sign).

Anteater Sign

eFig. F.7, Anteater Sign.

Aortic Nipple

eFig. F.8, Aortic Nipple.

Apple Core Sign

eFig. F.9, Apple Core Sign.

Arcuate Sign

eFig. F.10, Arcuate Sign.

B

Bamboo Spine

eFig. F.11, Bamboo Spine.

Banana Sign

eFig. F.12, Banana Sign.

Bankart Fracture

eFig. F.13, Bankart Fracture.

Bear Paw Sign

eFig. F.14, Bear Paw Sign.

Beveled Edge Sign

eFig. F.15, Beveled Edge Sign.

Bird’s Beak Sign (Esophagus) (Rat-Tail Sign)

eFig. F.16, Bird’s Beak Sign (Esophagus) (AKA Rat-Tail Sign ).

Bird’s Beak Sign (Cecum)

eFig. F.17, Bird’s Beak Sign (Cecum).

Bite Sign

eFig. F.18, Bite Sign.

Black Pleura Sign

eFig. F.19, Black Pleura Sign.

Blade of Grass (Candle Flame) Sign

eFig. F.20, Blade of Grass Sign (AKA Candle Flame Sign).

Boomerang Sign (Brain)

eFig. F.21, Boomerang Sign (Brain).

Boot-shaped Heart

eFig. F.22, Boot-shaped Heart.

Boutonniere Deformity

eFig. F.23, Boutonniere Deformity.

Bow-Tie Sign

eFig. F.24, Bow-Tie Sign (unliteral locked facets).

Bowler Hat Sign

eFig. F.25, Bowler Hat Sign.

Box-shaped Heart

eFig. F.26, Box-shaped Heart.

Bulging Fissure Sign

eFig. F.27, Bulging Fissure Sign.

Butterfly Vertebra

eFig. F.28, Butterfly Vertebra.

C

Candle Dripping (Dripping Candle Wax)

eFig. F.29, Candle Dripping (AKA Dripping Candle Wax).

Cannonball Metastases

eFig. F.30, Cannonball Metastases.

Cervicothoracic Sign

eFig. F.31, Cervicothoracic Sign.

Chilaiditi Sign

eFig. F.32, Chilaiditi Sign.

Cluster of Grapes (Pneumatosis Coli)

eFig. F.33, Cluster of Grapes (Pneumatosis Coli).

Cobblestone Appearance (GI)

eFig. F.34, Cobblestone Appearance (GI).

Cobra Head Sign

eFig. F.35, Cobra Head Sign.

Cockade Sign

eFig. F.36, Cockade Sign.

Codfish Vertebrae

eFig. F.37, Codfish Vertebrae.

Codman’s Triangle

eFig. F.38, Codman’s Triangle.

Coffee-Bean (Kidney Bean) Sign

eFig. F.39, Coffee-Bean Sign (AKA Kidney Bean Sign).

Coin Lesion

eFig. F.40, Coin Lesion.

Colon Cutoff Sign

eFig. F.41, Colon Cutoff Sign.

Comb Sign

eFig. F.42, Comb Sign.

Comet (Tail) Sign

eFig. F.43, Comet (Tail) Sign.

Comet Tail Sign (Phlebolith)

eFig. F.44, Comet Tail Sign (Phlebolith).

Continuous Diaphragm Sign

eFig. F.45, Continuous Diaphragm Sign.

Corduroy Vertebra

eFig. F.46, Corduroy Vertebra.

Corkscrew Esophagus

eFig. F.47, Corkscrew Esophagus.

Cotton Wool Appearance

eFig. F.48, Cotton Wool Appearance.

Crazy-Paving

eFig. F.49, Crazy-Paving.

Crescent Sign (Free air)

eFig. F.50, Crescent Sign (Free air).

Crescent Sign (Bone)

eFig. F.51, Crescent Sign (Bone).

Crowded Carpal Sign

eFig. F.52, Crowded Carpal Sign.

Cupola Sign

eFig. F.53, Cupola Sign.

D

Dagger Sign

eFig. F.54, Dagger Sign.

Dawson Fingers

eFig. F.55, Dawson Fingers.

Deep Sulcus Sign

eFig. F.56, Deep Sulcus Sign.

Dense Hilum Sign

eFig. F.57, Dense Hilum Sign.

Dense MCA Sign

eFig. F.58, Dense MCA Sign.

Dot-in-Box Appearance

eFig. F.59, Dot-in-Box Appearance.

Double Bubble Sign

eFig. F.60, Double Bubble Sign.

Draped Aorta Sign

eFig. F.61, Draped Aorta Sign.

Dripping Candle Wax Sign (Candle Wax Sign)

eFig. F.62, Dripping Candle Wax Sign (AKA Candle Wax Sign).

Dromedary Hump

eFig. F.63, Dromedary Hump.

Drooping Shoulder Sign

eFig. F.64, Drooping Shoulder Sign.

E

Eggshell Calcification

eFig. F.65, Eggshell Calcification.

Elephant-on-a-Flagpole Sign

eFig. F.66, Elephant-on-a-Flagpole Sign.

Erlenmeyer Flask Deformity

eFig. F.67, Erlenmeyer Flask Deformity.

F

Falciform Ligament Sign

eFig. F.68, Falciform Ligament Sign.

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