Radiographic Appearance of Dental Materials

Amalgam restoration

What radiographic finding shows a very radiopaque restoration with a flat pulpal floor and box-like shape inside the tooth?

Composite restoration

What appears more radiolucent compared to amalgam and closer to tooth density on radiograph?

Calcium Hydroxide (Dycal)

What appears as a thin radiopaque layer placed on the floor of a deep restoration?

Retention pins

What are small radiopaque structures located in dentin that do not penetrate the pulp?

Endodontic file

What appears as a thin linear radiopaque structure inside the root canal during working length determination?

Broken endodontic file

What appears as a thin radiopaque line inside the root canal due to fracture?

Lentulo spiral

What appears as a radiopaque spiral-like structure inside the canal?

Silver points

What very radiopaque material was previously used to fill root canals?

Gutta percha

What radiopaque material is currently used to fill root canals and follows the canal shape?

Full metal crown

What appears as a completely radiopaque restoration with smooth continuous margins covering the tooth?

Porcelain fused to metal crown

What shows a radiopaque metal coping with a less radiopaque outer layer?

All porcelain crown

What appears less radiopaque with radiopacity similar to dentin?

Stainless steel crown

What appears radiopaque with a “see-through” appearance and less density than metal?

Casted post

What radiopaque post is fabricated in the laboratory and placed inside the canal?

Fiber post

What appears less radiopaque inside the canal with dentin-like flexibility?

Prefabricated post

What radiopaque post is usually placed in the largest canal?

Porcelain artificial teeth

What appears as a radiopaque crown with no root, giving a floating tooth appearance?

Acrylic artificial teeth

What are radiolucent artificial teeth not visible on radiograph?

Denture base

What is radiolucent and not apparent on radiograph due to being made of plastic?

Metal framework

What appears as a radiopaque structure in removable prosthesis?

Dental implant

What appears as a radiopaque screw-like structure embedded in bone?

Titanium plates and screws

What appear as very radiopaque structures used to stabilize fractures?

Erich arch bar

What appears as a radiopaque wire across teeth with multiple loops for fixation?

Molar band

What appears as a radiopaque band surrounding the molar?

Buccal tube

What appears as a small radiopaque attachment at the end of braces?

Arch wire

What appears as a thin continuous radiopaque line across teeth?

TADs

What appears as a small radiopaque screw used for anchorage in bone?

Band and loop

What appears as a radiopaque band with a loop extending into an edentulous space?

Nance appliance

What appears as radiopaque bands with a palatal acrylic component that is radiolucent?

Lingual holding arch

What appears as a radiopaque wire along the lingual surface of mandibular teeth?

Distal shoe

What appears as a radiopaque extension embedded into bone for space maintenance?