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Normal osseous variants presenting as cystic or lucent areas on radiography and CT imaging: a pictorial overview  Vally De Wilde, Michel De Maeseneer,

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Presentation on theme: "Normal osseous variants presenting as cystic or lucent areas on radiography and CT imaging: a pictorial overview  Vally De Wilde, Michel De Maeseneer,"— Presentation transcript:

1 Normal osseous variants presenting as cystic or lucent areas on radiography and CT imaging: a pictorial overview  Vally De Wilde, Michel De Maeseneer, Leon Lenchik, Peter Van Roy, Paul Beeckman, Michel Osteaux  European Journal of Radiology  Volume 51, Issue 1, Pages (July 2004) DOI: /S X(03)

2 Fig. 1 Radiograph of humeral head in 30-year-old women. Normal area of lucency is seen to involve the superolateral aspect of the humeral head (arrowheads). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

3 Fig. 2 T1-weighted MR image (TR 500/TE 15). Increased fatty tissue is seen in area involved by pseudocyst (arrows). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

4 Fig. 3 Specimen radiograph. Area of lucency and irregularity is seen at inferomedial aspect of clavicle (asterisk). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

5 Fig. 4 Paleopathologic specimen photograph. Cortical defect is seen at inferomedial aspect of clavicle corresponding to rhomboid fossa (arrowheads). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

6 Fig. 5 Specimen radiography. Radiolucent defect is in inferior aspect of scapular body (d). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

7 Fig. 6 Radiograph of paleopathologic specimen. Defect is seen in inferior aspect of scapular body (asterisk). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

8 Fig. 7 Transverse CT image of specimen. Defect is seen on sections through the inferior aspect of the scapula (d). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

9 Fig. 8 Photograph of paleopathologic specimen. Supratrochlear foramen is seen (asterisk). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

10 Fig. 9 Supratrochlear foramen is seen on specimen radiograph (asterisk). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

11 Fig. 10 Supratrochlear foramen presents as defect (d) on transverse CT image of specimen. European Journal of Radiology  , 77-84DOI: ( /S X(03) )

12 Fig. 11 Cadaveric specimen, sagittal anatomic section. Bony wall separating olecranon and coronoid fossa, appears quite thin in normal specimen (arrow) (Courtesy of Donald Resnick, San Diego, USA). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

13 Fig. 12 Specimen radiograph. Small fossa and irregular appearance is seen at the level of the radial tuberosity (asterisk). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

14 Fig. 13 Specimen radiograph shows pseudolytic lesion at site of biceps tendon insertion on radial tuberosity (asterisk). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

15 Fig. 14 Transverse CT image of specimen at level of radial tuberosity shows defect (r). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

16 Fig. 15 Paleopathologic ulnar specimen. Small lucency corresponding to nutrient foramen is seen (arrowheads). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

17 Fig. 16 Photograph of paleopathologic specimen shows small area of lucency related to vascular channel. European Journal of Radiology  , 77-84DOI: ( /S X(03) )

18 Fig. 17 Anteroposterior radiograph of distal femur in paleopathologic specimen. Region of lucency is seen between the medial and lateral femoral condyle (arrowheads). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

19 Fig. 18 Transverse CT scan in 75-year-old woman. Striking absence of trabecular bone is seen centrally (asterisk, arrows). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

20 Fig. 19 (A) Radiograph (A), transverse CT scan (B), and T1-weighted MR (C) in 40-year old women. ‘Bone in bone growth disturbance is seen (arrows). Area of lucency is seen in central aspect of distal femur (arrow). (B) Well-defined region of lucency with central trabeculation is seen (arrows). (C) T1-weighted MR image (TR 540/TE 16). Signal intensity of the lesion is similar to normal fatty bone marrow on all sequences contrast enhancement was not present. Similar findings were subsequently found in other bones. Growth disturbance (‘bone in bone’ appearance). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

21 Fig. 19 (A) Radiograph (A), transverse CT scan (B), and T1-weighted MR (C) in 40-year old women. ‘Bone in bone growth disturbance is seen (arrows). Area of lucency is seen in central aspect of distal femur (arrow). (B) Well-defined region of lucency with central trabeculation is seen (arrows). (C) T1-weighted MR image (TR 540/TE 16). Signal intensity of the lesion is similar to normal fatty bone marrow on all sequences contrast enhancement was not present. Similar findings were subsequently found in other bones. Growth disturbance (‘bone in bone’ appearance). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

22 Fig. 19 (A) Radiograph (A), transverse CT scan (B), and T1-weighted MR (C) in 40-year old women. ‘Bone in bone growth disturbance is seen (arrows). Area of lucency is seen in central aspect of distal femur (arrow). (B) Well-defined region of lucency with central trabeculation is seen (arrows). (C) T1-weighted MR image (TR 540/TE 16). Signal intensity of the lesion is similar to normal fatty bone marrow on all sequences contrast enhancement was not present. Similar findings were subsequently found in other bones. Growth disturbance (‘bone in bone’ appearance). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

23 Fig. 20 (A) Anteroposterior radiograph in 30-year-old man. Area of lucency is seen at superolateral aspect of patella (arrowheads). (B) STIR weighted MR image. Dorsal defect is seen (d). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

24 Fig. 20 (A) Anteroposterior radiograph in 30-year-old man. Area of lucency is seen at superolateral aspect of patella (arrowheads). (B) STIR weighted MR image. Dorsal defect is seen (d). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

25 Fig. 21 Reconstructed CT of metacarpal bone. Note area of lucency in metadiaphyseal area (m). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

26 Fig. 22 Transverse CT of paleopahologic hip. Note lucent areas (asterisk) between trabecular groups. European Journal of Radiology  , 77-84DOI: ( /S X(03) )

27 Fig. 23 Photograph of paleopathologic specimen. Posterior view. Normal inframalleolar fossa is seen (i). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

28 Fig. 24 Specimen radiograph. Area of lucency is seen at the level of the inframalleolar fossa (asterisk). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

29 Fig. 25 Radiograph of paleopathologic calcaneus. Normal area of lucency is seen in anterior aspect of calcaneus (asterisk). European Journal of Radiology  , 77-84DOI: ( /S X(03) )

30 Fig. 26 Coronal CT image at level of calcaneus in 35-year-old man. Normal lytic area is shown (L). European Journal of Radiology  , 77-84DOI: ( /S X(03) )


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