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Effective dose and effective risk from post-SPECT imaging of the lumbar spine (2016)
Journal Article
Tootell, A., McEntee, M., Szczepura, K., & Hogg, P. (2016). Effective dose and effective risk from post-SPECT imaging of the lumbar spine. Journal of Medical Imaging and Radiation Sciences, 47(3), 267-275. https://doi.org/10.1016/j.jmir.2016.04.012

Purpose Planar bone scans play an important role in the staging and monitoring of malignancy and metastases. Metastases in the lumbar spine are associated with significant morbidity, therefore accurate diagnosis is essential. Supplementary imaging... Read More about Effective dose and effective risk from post-SPECT imaging of the lumbar spine.

The impact of greyscale inversion for nodule detection in an anthropomorphic chest phantom: a free-response observer study (2016)
Journal Article
Thompson, J., Thomas, N., Manning, D., & Hogg, P. (2016). The impact of greyscale inversion for nodule detection in an anthropomorphic chest phantom: a free-response observer study. British Journal of Radiology, 89(1064), 20160249. https://doi.org/10.1259/bjr.20160249

Objective: The aim of this work was to assess the impact of greyscale inversion on nodule detection on poster- oanterior chest X-ray images. Previous work has attemp- ted this, with no consensus opinion formed. We assessed the value of “fast-flicking... Read More about The impact of greyscale inversion for nodule detection in an anthropomorphic chest phantom: a free-response observer study.

Gonad dose in AP pelvis radiography : impact of anode heel orientation (2016)
Journal Article
Mraity, H., England, A., & Hogg, P. (2017). Gonad dose in AP pelvis radiography : impact of anode heel orientation. Radiography, 23(1), 14-18. https://doi.org/10.1016/j.radi.2016.06.003

Purpose: For antero posterior (AP) pelvis radiographic examination, determine the impact of anode heel orientation on female / male gonad dose. Methods: High sensitivity thermo-luminescent dosimeters (TLDs) were used with an ATOM dosimetry phantom;... Read More about Gonad dose in AP pelvis radiography : impact of anode heel orientation.

Impact of errors in recorded compressed breast thickness measurements on volumetric density classification using volpara v1.5.0 software (2016)
Journal Article
Waade, G., Highnam, R., Hauge, I., McEntee, M., Hofvind, S., Denton, E., …Hogg, P. (2016). Impact of errors in recorded compressed breast thickness measurements on volumetric density classification using volpara v1.5.0 software. Medical Physics, 43(6 Pt.1), 2870-2876. https://doi.org/10.1118/1.4948503

Purpose: Mammographic density has been demonstrated to predict breast cancer risk. It has been proposed that it could be used for stratifying screening pathways and recommending additional imaging. Volumetric density tools use the recorded compressed... Read More about Impact of errors in recorded compressed breast thickness measurements on volumetric density classification using volpara v1.5.0 software.

Operator eye doses during computed tomography fluoroscopic lung biopsy (2016)
Journal Article
Ekpo, E., Bakhshi, S., Ryan, E., Hogg, P., & McEntee, M. (2016). Operator eye doses during computed tomography fluoroscopic lung biopsy. Journal of Radiological Protection, 36(2), 290-298. https://doi.org/10.1088/0952-4746/36/2/290

The aim of this work was to examine the peak entrance surface air kerma (peak ESAK) to the eyes during CT fluoroscopy lung biopsy, and the impact of lead glasses, exposure parameters, head rotation, and height on peak ESAK to the eyes. Two phanto... Read More about Operator eye doses during computed tomography fluoroscopic lung biopsy.

A review of incidental findings on low-resolution CT images during SPECT myocardial perfusion imaging : a clinical dilemma (2016)
Journal Article
Coward, J., Nightingale, J., & Hogg, P. (2016). A review of incidental findings on low-resolution CT images during SPECT myocardial perfusion imaging : a clinical dilemma. Journal of Nuclear Medicine Technology, 44(3), 167-172. https://doi.org/10.2967/jnmt.116.174557

Incidental findings are common in medical imaging. There is a particularly high prevalence of incidental findings within the thorax, the most frequent being pulmonary nodules. Whilst pulmonary nodules have the potential to be malignant, the vast m... Read More about A review of incidental findings on low-resolution CT images during SPECT myocardial perfusion imaging : a clinical dilemma.

Development and validation of a visual grading scale for assessing image quality of AP pelvis radiographic images (2016)
Journal Article
Mraity, H., England, A., Cassidy, S., Eachus, P., & Hogg, P. (2016). Development and validation of a visual grading scale for assessing image quality of AP pelvis radiographic images. British Journal of Radiology, 89(1061), 20150430. https://doi.org/10.1259/bjr.20150430

OBJECTIVE: Apply psychometric theory to develop and validate a visual grading scale for assessing visual perception of AP pelvis digital image quality. METHODS: Psychometric theory was used to guide scale development. Seven phantom and 7 cadaver i... Read More about Development and validation of a visual grading scale for assessing image quality of AP pelvis radiographic images.

Effect of reconstruction methods and x-ray tube current-time product on nodule detection in an anthropomorphic thorax phantom : a crossed-modality JAFROC observer study (2016)
Journal Article
Thompson, J., Chakraborty, D., Szczepura, K., Tootell, A., Vamvakas, I., Manning, D., & Hogg, P. (2016). Effect of reconstruction methods and x-ray tube current-time product on nodule detection in an anthropomorphic thorax phantom : a crossed-modality JAFROC observer study. Medical Physics, 43(3), 1265-1274. https://doi.org/10.1118/1.4941017

Purpose: To evaluate nodule detection in an anthropomorphic chest phantom in computed tomography (CT) images reconstructed with adaptive iterative dose reduction 3D (AIDR3D) and filtered back projection (FBP) over a range of tube current-time product... Read More about Effect of reconstruction methods and x-ray tube current-time product on nodule detection in an anthropomorphic thorax phantom : a crossed-modality JAFROC observer study.

Analysis of motion during the breast clamping phase of mammography (2016)
Journal Article
Ma, W., McEntee, M., Kelly, J., Millington, S., Mercer, C., & Hogg, P. (2016). Analysis of motion during the breast clamping phase of mammography. British Journal of Radiology, 89(1059), 20150715. https://doi.org/10.1259/bjr.20150715

Objectives: To measure paddle motion during the clamping phase of a breast phantom for a range of machine/paddle combinations. Methods: A deformable breast phantom was used to simulate a female breast. Twelve mammography machines from three manufa... Read More about Analysis of motion during the breast clamping phase of mammography.

Optimising image quality for medical imaging (2016)
Book
Hogg, P., Thompson-Hogg, R., & Buissink, C. (2016). Optimising image quality for medical imaging. University of Salford: University of Salford

OPTIMAX 2016 was held at the University of Salford in Greater Manchester. It is the fourth summer school of OPTIMAX with other renditions having been organized at the University of Salford (2013), ESTeSL, Lisbon (2014) and Hanze UAS, Groningen (... Read More about Optimising image quality for medical imaging.

An overview of nuclear medicine imaging procedures (2015)
Journal Article
Hogg, P., & Lawson, R. (2015). An overview of nuclear medicine imaging procedures. Nursing Standard, 30(13), 52-59. https://doi.org/10.7748/ns.30.13.52.s47

Nuclear medicine imaging is not generally well understood by nurses who work outside this area. Consequently, nurses can find themselves unable to answer patients’ questions about nuclear medicine imaging procedures or give them proper information be... Read More about An overview of nuclear medicine imaging procedures.

Multicentre analysis of incidental findings on low-resolution CT attenuation correction images : an extended study (2015)
Journal Article
CT attenuation correction images : an extended study. British Journal of Radiology, 88(1056), https://doi.org/10.1259/bjr.20150555

Objective: To review new incidental findings detected on low-resolution CT attenuation correction (CTAC) images acquired during single-photon emission CT-CT myocardial perfusion imaging as an extension to our initial study. Methods: CTAC images... Read More about Multicentre analysis of incidental findings on low-resolution CT attenuation correction images : an extended study.

Visual function assessment in medical imaging research (2015)
Journal Article
Lanca, C., Thompson, J., Lanca, L., & Hogg, P. (2015). Visual function assessment in medical imaging research. Radiologic technology, 87(2), 129-138

Background: Medical image perception research relies on visual data to study the diagnostic relationship between observers and medical images. A consistent method to assess visual function for participants in medical imaging research has not been d... Read More about Visual function assessment in medical imaging research.

Radiation dose differences between thoracic radiotherapy planning CT and thoracic diagnostic CT scans (2015)
Journal Article
Sanderud, A., England, A., Hogg, P., Fosså, K., Svensson, S., & Johansen, S. (2016). Radiation dose differences between thoracic radiotherapy planning CT and thoracic diagnostic CT scans. Radiography, 22(2), 107-111. https://doi.org/10.1016/j.radi.2015.08.003

Purpose: To compare the absorbed dose from computed tomography (CT) in radiotherapy planning (RP CT) against those from diagnostic CT (DG CT) examinations and to explore the possible reasons for any dose differences. Method: Two groups of patients u... Read More about Radiation dose differences between thoracic radiotherapy planning CT and thoracic diagnostic CT scans.

Breast composition : measurement and clinical use (2015)
Journal Article
Ekpo, E., Hogg, P., Highnam, R., & McEntee, M. (2015). Breast composition : measurement and clinical use. Radiography, 21(4), 324-333. https://doi.org/10.1016/j.radi.2015.06.006

Breast density is a measure of the extent of radiodense fibroglandular tissue in the breast. The risk of developing breast cancer and the risk of missing cancer at screening rise with higher breast density. In this paper, the historical background to... Read More about Breast composition : measurement and clinical use.

What is the minimum amount of simulated breast movement required for visual detection of blurring : An exploratory investigation? (2015)
Journal Article
Ma, W., Aspin, R., Hogg, P., Kelly, J., & Millington, S. (2015). What is the minimum amount of simulated breast movement required for visual detection of blurring : An exploratory investigation?. British Journal of Radiology, 88(1052), https://doi.org/10.1259/bjr.20150126

Background: Image blurring in mammography can cause significant image degradation and interpretational problems. A potential source is due to paddle movement during image formation. Paddle movement has been shown to be as much as 1.5mm. No study has... Read More about What is the minimum amount of simulated breast movement required for visual detection of blurring : An exploratory investigation?.