6. Skeletal System Flashcards by Dina Patoonie

Part of bone resorption for hematopoiesis or blood production

Red bone marrow

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Hydroxyapatite is composed of

Calcium and phosphate

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Part of bone resorption for fat storage

Yellow bone marrow

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Total bones of adult

206 bones

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Total bones in newborn

270-350

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How many axial bones in adult

80 axial bones

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How many appendicular bones in adult

126 appendicular bones

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4 examples of axial bones (found on the central axis)

Skull
Vertebral
Sternum
Ribs

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Total skull bones

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Skull bone are divided into

14 facial bones and 8 cranial bones

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Number of vertebra in adult

26 vertebrae

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Number of vertebrae in children

33 vertebrae

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How many pairs of ribs

12 pairs of ribs = 24

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5 types of bones

“F.L.I.S.S.”

Flat
Long
Irregular
Short
Sesamoid

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Carpal bones:

from proximal to distal

Scaphoid, Lunate, Triquetrum, Pisiform
Trapezium, Trapezoid, Capitate, Hamate.

Mnemonic:
She Looks Too Pretty,
Try To Catch Her

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Examples of Long bones

Radius : Ulna
Tibia : Fibula
Humerus
Femur

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How many bones are there in an adult handwrist radiograph

29 bones in hand wrist

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Flat bones of the skull are classified as _____which means spongy bone that is sandwiched by compact bone

Diploe

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Spongy bone sandwiched by compact bone

Diploe

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Boat-shaped carpal bone

Scaphoid

“sca-ptain”

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Boat-shaped tarsal bone

Navicular bone

“Navigate.. ⚓️”

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Moon-shaped carpal bone

Lunate

“Luna 🌙”

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Pea-shaped carpal bone

Pisiform

“Pea-siform”

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Trapezoidal carpal bones

Trapezium and Trapezoid

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Largest carpal bone

Capitate

Head-shaped carpal bone

Capitate

Most commonly fractured carpal bone

Scaphoid

Hammer-shaped carpal bone

Hamate

Tarsal bones

Talus, Calcaneus, Navicular, 1st cuneiform, 2nd cuneiform, 3rd cuneiform, Cuboid.

Medial cuneiform

1st cuneiform

Intermediate cuneiform

2nd cuneiform

Lateral cuneiform

3rd cuneiform

Flat bones of the skull

``` Occipital Parietal Frontal Nasal Lacrimal Vomer ```

Example of irregular bones

Vertebrae

Best example of sesamoid bone

Patella

Means bone from a ligament

Sesamoid bone

Bone stem cells that undergoes mitosis; only bone cells capable of dividing

Osteogenic/Osteoprogenitor cells

Bone cells that are found in the periosteum and endosteum

Osteogenic/Osteoprogenitor cells

Osteogenic or Osteoprogenitor cells forms into

Osteoblast | Osteoclast

These are mature osteoblasts

Osteocytes

Bone cells which produces the bone matrix/osteoid

Osteoblast

Bone building cells or bone DEPOSITION

Osteoblasts

Mature bone cells that maintains the bone

Osteocytes

Bone destruction cells or bone RESORPTION

Osteoclasts

Macrophages of bone

Osteoclasts

Strongest form of bone

Compact bone

Other names of spongy bone

Trabecullar bone aka Cancellous bone

Functional unit of compact bone

Osteon or Haversian system

Immature bone that is fibrous

Woven

Other names for Alveolar bone proper

``` Bundle bone(✨go for this✨) Cribriform plate ```

Alveolar bone proper seen in radiograph is called

Lamina dura

Medical condition assoc with LOSS OF LAMINA DURA

Hyperparathyroidism

Dental condition assoc with loss of continuity of lamina dura

Periodontitis

Covers compact bone

Circumferential lamellae

Covering of compact bone penetrated by sharpeys fibers

OUTER Circumferential lamellae

Entrapped PDL (penetrated the bone)

Sharpeys bone

Part of compact bone(covering) that lines the medullary cavity

INNER circumferential lamellae

Immature bone located between diaphysis and epiphysis in children that is made up of hyaline cartilage

Epiphyseal plate

Shaft of the long/short bones

Diaphysis

End part of long bone that contains bone marrow

Epiphysis

Between diaphysis and epiphysis in adults

Metaphysis

Articulating surface of bone made up of hyaline cartilage

Articular cartilage

Sources of blood supply of bone

Periosteum | Endosteum

Dense irregular tissue, source of osteoprogenitor cells

Periosteum

Lining of medullary cavity; source of osteoprogenitor cells

Endosteum

Marrow cavity; contains red and yellow bone marrow

Medullary cavity

Site of hematopoiesis site in EMBRYO

Yolk sac (specifically: Blood islands)

Site of hematopoiesis site in FETUS

Liver

Site of hematopoiesis site in AFTER BIRTH

Red bone marrow

Most critical trimester of pregnancy

First trimester = organogenesis

Stage: fertilization of egg cell to implantation period

Zygote

Stage: implantation to 8th week of development

Embryo

Stage: 8th week to birth

Fetus

How many days for implantation period

7 days

Major site of hematopoiesis in children

Long bones

4 major sites of hematopoiesis in adults

Skull Pelvis Sternum Vertebra

Direct bone growth

Intramembranous

Indirect bone growth

Endochondral

Type of bone formation that begins with hyaline cartilage before becoming a bone

Endochondral

Type of bone growth in MANDIBLE

Intramembranous Except CONDYLE

All parts of mandible undergoes intramembranous formation except

Condyle

Type of bone growth in CONDYLE OF MANDIBLE

Endochondral

Bones that are endochondral

"ESPECOLS" ``` Endochondral ✔️Sphenoid ✔️Petrous part of Temporal bone ✔️ Ethmoid ✔️ Condyle ✔️ Occipital (basilar part) ✔️ Long bones ✔️ Short bones ```

Type of bone growth in CRANIAL BASE

Endochondral

Type of bone growth in CRANIAL VAULT

Intramembranous

Floor of the brain

Cranial base

Bones of CRANIAL BASE

"T.O.E.S." Temporal (Petrous part) Occipital (basilar part) Ethmoid Sphenoid

Part of skull where foramen magnum is located

Basilar part of occipital bone

Largest foramen in the head and neck

Foramen magnum

4 bones of the Cranial VAULT

Frontal Parietal Occipital (squamous part) Temporal (squamous part)

Most auperior portion of the skull

Vertex (in parietal bone)

Type of bone growth in squamous part of occipital bone

Intramembranous

Type of bone growth in basilar part of occipital bone

Endochondral

Type of bone growth in squamous part of temporal bone

Intramembranous

Type of bone growth in petrous part of temporal bone

Endochondral

Largest foramen in the body

Obturator foramen

Other name for Hip bone (where obturator foramen is located)

Hipbone Pelvic bone Coxal bone(innominate bone)

Type of bone growth in CLAVICLE

Both intramembranous and endochondral

First bone formed in the human body

Clavicle

Most commonly fractured in the human body

Clavicle

Most commonly fractured FACIAL BONE

Nasal bone

Most commonly fractured CARPAL BONE

Scaphoid

Bone absent in down's syndrome(trisomy 21)

Nasal bone

Bone deficient in Down's syndrome

Nasal septum

Other term for nose bleeding

Epistaxis

Group of blood vessels in nasal cavity damaged resulting to Epistaxis

Kiesselbach's plexus (Little's area)

Growth center of maxilla (controls growth)

Nasal septum

Malocclusion seen in Down's syndrome

Class III maxillary deficiency

Condition wherein there are "absence of cartilage cells"; targets septal cartilage(nasal septum) = deficient maxillary growth

Achondroplasia

2 conditions assoc with CLASS III MX DEFICIENCY

Down's syndrome | Achondroplasia

Achondroplasia is also assoc with a condition wherein px has short limbs and normal torso

Achondroplastic dwarfism

Longest and strongest bone in the body

Femur

Smallest bone in the body

Stapes / Stirrup

Strongest facial bone

Mandible

Strongest bone in the HEAD and NECK

Petrous part of Temporal bone

Most commonly fractured site of mandible

Neck of condyle

Commonly fractured bone during CPR

Xiphoid process

Most commonly fractured CARPAL BONE

Scaphoid

Most common dislocated joint in ADULT

Shoulder joint

Most commonly dislocated joint in CHILDREN

Elbow joint

Largest carpal bone

Capitate

Largest Tarsal bone

Calcaneus

aka Ankle bone

Talus

Nasal bone is aka

Bridge of the nose

Location of olfactory receptors in nasal cavity

Superoposterior portion | Superior Posteriorly

Nerve in nasal cavity

Olfactory nerve CN I

CN I or Olfactory nerve exits at

Cribriform plate of ethmoid bone

Separates nose into right and left

Nasal septum

Has mucous that traps air pollutants

Conchas or turbinates

3 bones of nasal septum

"VoPeS" Vomer Perpendicular plate of ethmoid bone Septal cartilage

Conchas that are part of ethmoid bone

Superior and middle conchas

Passageways located inferiorly to conchas

Meatus

4 paired air filled spaces that surrounds the nasal cavity

Paranasal sinuses

What is the epithelium of the NASAL CAVITY and PARANASAL SINUSES

Pseudostratified columnar ciliated with goblet cells

Only cells that didn't undergo pneumatization

Ethmoidal cells

4 paranasal sinuses

Frontal Maxillary Ethmoidal(3) Sphenoidal

Paranasal sinuses that drains in the infundibulum towards hiatus semilunaris of middle meatus

"inFAMdibulum" Frontal sinus Anterior ethmoidal sinus Maxillary sinus

Largest paranasal sinus

Maxillary sinus

Other name for mx sinus

Antrum of highmore

Covering/lining of mx sinus

Schneiderian membrane

Opening of maxillary sinus

Osteum

Test to confirm oro-antral communication: pinched nose, exhale gently = blood and bubbles

Valsalva test

Most common tooth assoc with sinus approx

Lone tooth of mx 1st molar (palatal root) - no adjacent = mx sinus lowers

Tx for small oro-antral communication (< 2mm)

No treatment

Tx for medium oro-antral comm (2mm-6mm)

Figure of 8 + gel foam

Tx for large oro-antal comm (>6mm)

Oroantral closure or refer to Oral surgeon

2 ways for Oroantral closure

Palatal pedicle flap | Buccal advancement flap

Blood supply for palatal pedicle flap

Greater palatine artery

Buccal advancement flap is aka

Berger's flap

Drugs prescribed for Oroantral comm

✔️Co-amoxiclav (prevent infection) ✔️Decongestant (so no pressure) ✔️Antihistamines (prevent possible allergens in nasal)

Procedure done to add bone between sinus and alveolar bone

Sinus lifting

Best 2D radiograph to assess mx sinus

Water's view

Sinus not seen in water's view

Sphenoidal sinus

Technique used to open maxillary sinus through the canine fossa

Caldwell-Luc antrostomy

Where to access canine fossa in Caldwell-luc

Apical and distal

Where does the middle ethmoidal sinus drains

Ethmoidal bulla in middle meatus

Posterior ethmoidal sinus drains into the

Superior meatus

Sphenoidal sinus drains into the

Sphenoethmoidal recess

What drains into the inferior meatus

Nasolacrimal duct

Excess tear can drain into

``` Tear duct (face) Nasolacrimal duct (nose) ```

Sinuses that dont drain in the middle meatus

✔️Sphenoidal sinus | ✔️ Posterior Ethmoidal sinus

Type of bone formation of incus, malleus, stapes

Endochondral (because they are from cartilages)

Stapes is from what cartilage

Reichert's cartilage

Largest and strongest FACIAL BONE

Mandible

Only movable bone in the skull

Mandible

Framework or "Forerunner" of the mandible

Meckel's cartilage

After the formation of the mandible, Meckel's cartilage transforms into (2)

Malleus and incus

Malleus and incus are from what cartilage

Meckel's cartilage

Other name for TMJ

Ginglymo-arthrodial joint

Tmj = junction of ___ and ___

Mandibular condyle | Mandibular fossa

Where is mandibular fossa located

Temporal bone

Ligament that envelopes the Tmj

Articular capsular ligament

Most important ligament in the TMJ

Lateral temporomandibular ligament

Prevents posterior displacement of mandible

Lateral temporomandibular ligament

Ligament that connects sphenoid and mandible

Sphenomandibular ligament

Attachment for sphenomandibular ligament

Lingula

Ligament that connects styloid process of temporal bone and the mandible

Stylomandibular ligament

Biconcave disc made up of fibrocartilage serves as cushion between md condyle and md fossa

Articular disc/Meniscus

How many synovial cavity in the Mandible

2 Synovial cavities (superior and inferior compartments)

Divides the TMJ to superior and inferior compartments or synovial cavity

Articular disc/Meniscus

Movements in the inferior compartment of the tmj

Hinge movt - limited mouth opening

Movts in superior compartment of Tmj

✔️Sliding - protrusion,retrusion, rotation, and benneth movt | ✔️ Excessive mouth opening

Maximum mouth opening

40-60mm | (or 3-4 fingers ang kasya ✋🏼

Side to side movement of mandible

Benneth movement

Posterior portion of articular disc; highly vascularized and innervated, cause of Tmjd

Retrodiscal disc

Thinnest portion of articular disc/meniscus

Middle portion

Between condyle and coronoid process

Mandibular notch

Attachment for temporalis muscle

Coronoid process

Where is mental foramen located

Located between 1st and 2nd PM

Exit for mental nerve

Mental foramen

Entry for IAN

Mandibular foramen

In a right condylar neck fracture, where is the deviation during opening?

Right side (same side of fracture) - because of left Lateral pterygoid muscle pushes mandible to the right(opp side)

Deviation of tongue to the RIGHT, what nerve is damaged?

Right hypoglossal nerve (same side)

Articular disc is seen in 3 joints

TMJ Sternoclavicular joint Knee joint

Unhappy triad

"AML" Anteriaor cruciate ligament Medial collateral ligament Lateral meniscus

Most common torned ligament

Anterior cruciate ligament

Inorganic component of bone

Hydroxyapatite (Calcium and Phosphate)

Most complex joint

Knee joint

Part of the palatine bone that forms the palate

Horizontal plate

L-shaped paired bone

Palatine bones

Part of the palatine bone that forms part of the FLOOR OF THE ORBIT

Perpendicular plate

True or False. Palatine bones form the floor of the Orbit

True

Most common congenital orofacial defect

Cleft lip

Other name for cleft lip

Cheiloschisis

Syndrome or trisomy assoc with cleft lip or palate

Patau syndrome (trisomy 13)

Cleft lip tx follows RULE OF 10

10 weeks 10 lbs 10 g/dL Hemoglobin >10,000 wbc

Cleft lip is more common to what gender

Male **1 syllable: lip - male

Cleft in the midline is aka

Hare lip / Median cleft lip

Cleft palate occurs between ___ to ___ of development

8 to 10 weeks

Cleft palate is treated in what age

12-18 months (delayed for speech devt)

Cleft palate is more common on what gender

Females **2 syllables: palate - female

Clefts are common on what side

Left (cLEFT)

Cleft of the HARD palate

Uranoschisis

Cleft of the SOFT palate

Staphyloschisis

Primitive backbone

Notochord

Vertebrae was developed from what MESODERMAL embryonic structure

Somites

Total number of vertebrae in ADULTS

Total number of vertebrae in CHILDREN

Vertebra or joint assoc with "YES" nod movt

C1 and Occipital bone = Atlantooccipital joint *yes as in atlantOOccipital*

Vertebrae or joint involved with "No" movt

C1 and C2 (dens) = Atlantoaxial joint *AtlantoaXial as in ekis "nope"

Vertebra with most prominent spinous process

Vertebrae that has transverse foramen

C1 to C6

What passes through the transverse foramen

Vertebral artery

Vertebral artery is a branch of what artery

Subclavian artery

5 branches of Subclavian artery

"V.I.T.C.D." ``` Vertebral Internal thoracic Thyrocervical Costocervical Dorsoscapular ```

3 branches of the ARCH OF THE AORTA

Brachiocephalic artery (R) Left subclavian artery Left common carotid artery

Branches of the Brachiocephalic artery

Right common carotid artery | Right subclavian artery

Left and right vertebral artery forms what artery

Basilar artery

Left common carotid artery branches of into

Internal carotid | External carotid

Terminal branches of internal carotid artery

Anterior cerebral artery | Middle cerebral artery

Most common artery assoc with stroke

Lenticulostriate artery (branch of the middle cerebral artery)

Terminal branches of external carotid artery

Superficial temporal artery | Maxillary artery

Blood supply for ALL Teeth (Mx and Md)

Maxillary artery

Heart-shaped vertebra

Thoracic vertebrae

Kidney/bean-shaped vertebrae

Lumbar

Largest and strongest UNFUSED vertebra

Lumbar

Strongest vertebra

Sacrum

How many sacrum in children

How many coccyx in children

Circle of willis is located in what part of the brain

Cerebrum

5 arteries that form the circle of willis

``` ✔️Anterior cerebral artery ✔️Anterior communicatig artery ✔️Internal carotid artery ✔️Posterior communicating artery ✔️Posterior cerebral artery (optional) ```

``` All of the ff. are arteries of circle of willis except: Ant. Cerebral Ant. Communicating Int. carotid Post. cerebral Post. communicating ```

Posterior cerebral artery (optional)

Inflation of a vessel, specifically arteries.

Aneurysm

Inflation of an artery specifically in circle of willis

Berry aneurysm

Infants have a single curvature which is concave anteriorly

Primary curvature

Adults have ____ curvatures

Two - primary and secondary

Concave anteriorly

Primary curvature

Concave posteriorly

Secondary curvature

Vertebrae that remained as primary curvatures

Thoracic and sacrum

Secondary curvatures

Cervical and lumber

3 structural classifications of joints

Fibrous (Fiss) Cartilagenous (Cass) Synovial

3 types of fibrous joint (Fiss)

Interosseus membrane Sutures Sydesmoses

"-desmo" meaning

Ligaments

Struc class: tibia and fibula

Fibrous joint: | Interosseous membrane

Struc class: radius-ulna

Fibrous joint: | Interosseous membrane

Struc class: skull

Fibrous joint: | Sutures

Formation of bony joint by bone apposition

Synostosis

Incomplete synostosis (frontal bone) = triangular head

Metopic suture (metopic synostosis)

Arrange in bundles of ligaments

Syndesmoses

Struc class: PDL

Syndesmoses: GOMPHOSIS

Gomphosis that undergo synostosis results to

Ankylosis of tooth

Struc class: Epiphyseal plate

Cartilagenous: Synchondroses

Struc class: Cranial Base

Cartilagenous: | Synchondroses

Bones that make up the cranial BASE

"T.O.E.S." Temporal (petrous part) Occipital (Basilar part) Ethmoid Sphenoid

Struc class: ribs

Cartilagenous: Synchondroses

4 cartilagenous: | Symphyses

Pubic symphysis Symphysis menti Sternum Intervertebral joints

Hyaline cartilage on the surface of bone and fibrocartilage sandwiched between the hyaline cartilage

Symphyses

Struc class: elbow

Synovial

Struc class: Tmj

Synovial

Suture between right and left frontal bone

Metopic suture

How many synovial cavity in tmj

2 synovial cavities: Inferior cavity - hinge move Superior cavity

Non movable joints

Synarthroses

Slightly movable

Amphiarthroses

Freely movable

Diarthroses

Bone adjacent to tooth

Alveolar bone proper

Other name of Alveolar bone proper

``` Bundle bone (go for this✨) Cribriform plate ```

Rx for alveolar bone proper

Lamina dura

MEDICAL condition assoc with Loss of lamina dura

Hyperparathyroidism

Dental condition assoc with Loss of Lamina dura

Periodontitis

Type of joint movt of sutures of skull

Synarthroses

Type of joint movt of vertebrae

Amphiarthroses

Type of joint movt of teeth/gomphosis

Amphiarthroses

Type of joint movt of shoulder joint

Diarthroses - ball and socket

Vit D deficiency or Ca deficiency AFTER epiphyseal closure (adult)

Osteomalacia

4 tmj ligaments

✔️Lateral temporomandibular ligament ✔️Articular capsular ligament ✔️Sphenomandibular ligament ✔️Stylomandibular ligament

Vit D deficiency or Ca deficiency BEFORE epiphyseal closure (CHILD)

Rickets

Characteristic feature of rickets

Bowlegs

Excessive Growth hormone after epiphyseal closure (adult) bones widen only

Acromegaly

Dental malocclusion in acromegaly

Skeletal class III

Excessive growth hormone before closure of epiphyseal plate (child)

Gigantism

Malocclusion in gigantism

Skeletal class iii

Dwarfism due to decrease cartilage dev in the body

Achondroplastic dwarfism

Normal torso, short limbs

Achondroplastic dwarfism

Dwarfism due to decrease growth hormone

Pituitary dwarfism

Ossification affected in achondroplastic dwarfism

Endochondral ossification only

Easiest bone to fracture or break

Clavicle

Bone fracture with no penetration (di naexpose sa external environment)

Close / simple

Bone fracture with penetration (exposed)

Open / compound

Bone fracture: crushed

Comminuted

What type of bone fracture in GUNSHOT

Comminuted

Bone fracture similar to twig, one side broken, one side bent

Greenstick

Type of bone fracture common in children

Greenstick fracture

Tx for fractures

Reduction and fixation

Fracture repair steps (sequence)

1. Hematoma 2. Fibrocartilagenous callus formation(soft) 3. Bony callus formation (hard) 4. Bone remodelling

How long is bone remodelling

6 months

Graft donor and recipient is the same

Autografts

4 autografts

"F.I.S.T." Fibula Ilium Scapula Tuberosity

Most common donor site in autografts

Ilium or iliac crest

Most common intraoral donor site (autografts)

Tuberosity

Gold standard of grafting materials

Autografts

Gold standard/baseline of narcotics

Morphine

Gold standard of shade guides

Vita classic

Gold standard of mouthwashes

Chlorhexidine

Gold standard of resto materials

Amalgam and gold

Gold standard of cements

Zinc phosphate

Donor and recipient is genetically identical (twins)

Isograft

Donor and recipient is part of the same species (cadaver)

Allograft

Donor and recipient is not part of the same species

Xenograft

Most common xenograft

Bovine

Synthetic grafts

Alloplastic graft

Excessive porosity of bone due to rapid resorption of bone

Osteoporosis

Most common bone disorder more common to females due to dramatic LOSS OF ESTROGEN during menopausal stage

Osteoporosis

Drug of choice for osteoporosis

Bisphosphonates

Bisphosphonates are antiresorptive drugs that make bones denser. What complication can arise?

BIOJ

Densed bone due to radiation exposure. Destroys IAA = no blood supply =

Osteoradionecrosis

Abnormal or defective collagen resulting to hyperflexible joints

Ehlers-Danlos syndrome

Other name for Ehlers-Danlos syndrome

Rubberman syndrome

Most common form of arthritis due to ageing

Osteoarthritis

Wear and tear arthritis

Osteoporosis

Wear and tear pigment

Lipochrome / Lipofuschin

Autoimmune disorder wherein immune cells attacks articular cartilage

Rheumatoid arthritis

Excessive uric acid that builds up in the blood

Gouty arthritis

Uric acid + sodium =

Crystallization

What nitrogen bases involved in Uric acid formation

Purines: Adenine and Guanine

Pathognomonic sign of gout

Tophi bodies

Uric acid crystals in nephron are called

Kidney stones "Nephroliths"

Thoracic curvature

Kyphosis

Hunchback

Kyphosis

Lumbar curvature

Lordosis

Swayback or hollowback

Lordosis

Lateral curvature or S shape spine

Scoliosis

Extraoral headgear for scoliosis and developing skeletal class iii

Milwaukee brace

Arthritis of the spine

Ankylosing spondylitis

Ankylosing spondylitis is aka

Marie-Strumpell disease

2nd most common bone disorder: px complains denture or hat doesn't fit anymore

Pagets disease of the bone

Other name for Pagets disease

Osteitis deformans

Drug of choice for Pagets dse/Osteitis deformans

Bisphosphonates

Rx of Pagets dse

Cotton wool appearance

Hx of Pagets dse

Jigsaw puzzle or mosaic bone pattern

Blood chem of Pagets dse

Increase serum alkaline phosphatase

2 diseases assoc with increase serum alkaline phosphatase

Pagets dse | Multiple myeloma

Malignancy of plasma cells

Multiple myeloma

Function of plasma cells

Secretes antibodies/immunoglobulins

Nucleus with cartwheel pattern

Plasma cells

Rx app of multiple myeloma

Punched out rx app

2 dse assoc with PUNCHED OUT rx app

✔️Multiple myeloma | ✔️Hand-Schuller-Christian dse

Dse with histological app of CHINESE CHARACTERS

Fibrous dysplasia

3 diseases with GROUND GLASS rx app

"HAF glass" Hyperparathyroidism Albers-Schonberg Fibrous dysplasia

Other names for Albers-Schonberg

Osteopetrosis / Marble bone disease

**In board exam: other term for osteopetrosis, go for typo =

Albrights

Bone infection due to staphylococcus aureus

Osteomyelitis

Abscess assoc with osteomyelitis

Brodie's abscess

Abscess assoc with Psoriasis

Monroe's abscess

3 dses with Moth eaten rx appearance

✔️Osteomyelitis ✔️External root resorption ✔️Ewing's sarcoma

2 rx app of ewing's sarcoma

Moth eaten rx app | Onion skin rx app

Dse with intracellular cholesterol accumulation with punched out rx app

Hand-Schuller-Christian dse