1,784 results match your criteria Aspiration Pneumonia Imaging


Arq Bras Cir Dig 2022 17;35:e1650. Epub 2022 Jun 17.

Federal University of Rio de Janeiro, Digestive Motility Laboratory - Gastroenterology Division of HUCFF-UFRJ, Rio de Janeiro, RJ, Brazil.

Aim: Dysphagia can lead to aspiration pneumonia, impacting the nutritional status and quality of life of the patient. The videofluoroscopy is highlighted for allowing both a real-time evaluation and the recording of the images for later review and analysis. This study aimed to describe the characteristics of the population referred for videofluoroscopy and its value as an investigation method. Read More

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Japanese clinical practice guidelines for aspiration and pharyngeal residual assessment during eating and swallowing for nursing care.

Jpn J Nurs Sci 2022 Jun 18:e12496. Epub 2022 Jun 18.

Department of Speech and Hearing Sciences, International University of Health and Welfare, Narita, Japan.

Aim: This clinical practice guideline aims to provide and recommend methods of assessing aspiration and pharyngeal residue during eating and swallowing and methods of selecting and implementing nursing care for adults to prevent the development of aspiration pneumonia through early and appropriate management of oropharyngeal dysphagia.

Methods: In April 2018, the Japan Academy of Nursing Science established the Supervisory Committee in Nursing Care Development/Standardization Committee to develop clinical practice guidelines for aspiration and pharyngeal residual assessment during eating and swallowing for nursing care. This clinical practice guideline was developed according to the Minds Manual for Guideline Development 2017, with the aim of providing a specific pathway for nurses to determine the policy for selecting management for oropharyngeal dysphagia based on research evidence and multifaceted factors including the balance of benefits and harms and patients' values. Read More

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INCEPTUS Natural History, Run-in Study for Gene Replacement Clinical Trial in X-Linked Myotubular Myopathy.

J Neuromuscul Dis 2022 Jun 7. Epub 2022 Jun 7.

Astellas Gene Therapies (formerly Audentes Therapeutics), San Francisco, CA, USA.

BackgroundX-linked myotubular myopathy (XLMTM) is a life-threatening congenital myopathy that, in most cases, is characterized by profound muscle weakness, respiratory failure, need for mechanical ventilation and gastrostomy feeding, and early death.ObjectiveWe aimed to characterize the neuromuscular, respiratory, and extramuscular burden of XLMTM in a prospective, longitudinal study.MethodsThirty-four participants <  4 years old with XLMTM and receiving ventilator support enrolled in INCEPTUS, a prospective, multicenter, non-interventional study. Read More

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Sphingomonas Paucimobilis Pneumonia Complicated by Empyema in an Immunocompetent Patient: A Case Report and Concise Review of Literature.

Cureus 2022 May 8;14(5):e24820. Epub 2022 May 8.

Internal Medicine, Miller School of Medicine, University of Miami, Miami, USA.

is an aerobic, Gram-negative bacterium that is found widely in the environment and on hospital equipment. Although this organism usually causes infection in immunocompromised patients, it may cause pulmonary disease in immunocompetent patients, in rare cases. We report a case of pneumonia complicated by empyema in an immunocompetent patient. Read More

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Progressive Dysphagia in Patient With Cervical Plate Complicated With Posterior Pharyngeal Wall Erosion.

Cureus 2022 May 22;14(5):e25205. Epub 2022 May 22.

Gastroenterology, Hackensack University Medical Center, Hackensack, USA.

A 58-year-old male patient with a history of Parkinson's disease and solitary cervical spinal sarcoma underwent corpectomy, a fusion of C3-C6 with cervical fixation plate placement, and stereotactic body radiation therapy, presented 18 months following surgery with dysphagia, concomitant with weakness, diplopia. The initial workup in cervical magnetic resonance imaging (MRI) revealed aerodigestive tract soft tissue enhancement. Dysphagia progressed during hospitalization, and the patient was intubated due to aspiration pneumonia and respiratory failure. Read More

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A long survival case of spinal nephroblastoma in a dog.

Open Vet J 2022 Mar-Apr;12(2):188-191. Epub 2022 Mar 19.

Department of Veterinary Surgery, Joint Faculty of Veterinary Science, Yamaguchi University, Yamaguchi, Japan.

Background: Dogs' nephroblastoma of the spinal cord is a rare neoplastic disease, with few reports of long-term survival after surgery. We experienced that surgical treatment with postoperative radiation therapy for spinal nephroblastoma in a dog resulted in the long-term survival of 11 years.

Case Description: The patient presented to our veterinary hospital because of progressive hindlimb paralysis. Read More

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Factors associated with gravity-dependent distribution on chest CT in elderly patients with community-acquired pneumonia: a retrospective observational study.

Sci Rep 2022 May 16;12(1):8023. Epub 2022 May 16.

Department of Respiratory Medicine and Infectious Diseases, Oita University Faculty of Medicine, 1-1 Idaigaoka, Hasama-machi, Yufu, Oita, 879-5593, Japan.

Although lung involvement in aspiration pneumonia typically has a gravity-dependent distribution on chest images, which patient's conditions contribute to its radiological pattern has not been fully elucidated. This study was designed to determine the factors associated with the gravity-dependent distribution of community-acquired pneumonia (CAP) on chest computed tomography (CT). This retrospective study included elderly patients aged ≥ 65 years with CAP who underwent chest CT within 1 week before or after admission. Read More

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Longitudinal CT evaluation of transdermal scopolamine for aspiration pneumonia with sialorrhea in severe chronic brain injury: A case series.

SAGE Open Med Case Rep 2022 6;10:2050313X221096227. Epub 2022 May 6.

Division of Neurosurgery and PET imaging, Rehabilitation Center for Traumatic Apallics Chiba, National Agency for Automotive Safety and Victims' Aid, Chiba, Japan.

Sialorrhea is a major cause of recurrent aspiration pneumonia in severe chronic brain injury. Previous reports have shown that transdermal scopolamine can decrease saliva production. We present four patients with severe chronic brain injury who experienced repeat aspiration pneumonia with sialorrhea. Read More

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Hypoxia-inducible factor (HIF)-1α-induced regulation of lung injury in pulmonary aspiration is mediated through NF-kB.

FASEB Bioadv 2022 May 12;4(5):309-328. Epub 2022 Jan 12.

Department of Surgery University of Michigan Ann Arbor Michigan USA.

Aspiration-induced lung injury is a common grievance encountered in the intensive care unit (ICU). It is a significant risk factor for improving ventilator-associated pneumonia (VAP) and acute respiratory distress syndrome (ARDS). Hypoxia-inducible factor (HIF)-1α is one of the primary transcription factors responsible for regulating the cellular response to changes in oxygen tension. Read More

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Stenotophomonas Maltophilia As Not Just a Mere Colonozer: Two Cases of Urinary Tract Infection and Multidrug-Resistant Respiratory Infection.

Cureus 2022 Mar 27;14(3):e23541. Epub 2022 Mar 27.

Internal Medicine, Icahn School of Medicine at Mount Sinai, Queens Hospital Center, New York, USA.

Stenotrophomonas maltophilia, though commonly reported as an opportunistic respiratory pathogen, has been known to cause a wide variety of illnesses, including urinary tract infection, biliary sepsis, bacteremia, and osteomyelitis. Malignancy and immunocompromised states are the biggest risk factors associated with Stenotrophomonas maltophilia infection. Being an emerging nosocomial infection globally, the bacteria should no longer be considered as just a mere colonizer, and emphasis should be laid on understanding the mechanisms of resistance, modes of prevention, and treatment. Read More

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Factors affecting patients with concurrent deep neck infection and aspiration pneumonia.

Am J Otolaryngol 2022 May-Jun;43(3):103463. Epub 2022 Apr 6.

School of Medicine, Chang Gung University, Taoyuan, Taiwan; Department of Otorhinolaryngology & Head and Neck Surgery, Chang Gung Memorial Hospital, Linkou, Taiwan. Electronic address:

Background: Deep neck infection (DNI) is a life-threatening condition of the deep neck spaces with potential to obstruct the airway. Aspiration pneumonia (AP), which results from aspiration of colonized oropharyngeal or upper gastrointestinal contents, is a respiratory infection that affects the lungs, wherein the air sacs are filled with purulent fluid. The cooccurrence of these two diseases can cause severe damage to the respiratory system, leading to morbidity and mortality. Read More

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Esophageal stenosis: A case of delayed dysphagia in an infant from northern Tanzania.

Int J Surg Case Rep 2022 Apr 2;93:107014. Epub 2022 Apr 2.

Kilimanjaro Christian Medical University College, Faculty of Medicine, P O Box 2240, Moshi, Tanzania; Department of Pediatrics, Kilimanjaro Christian Medical Centre, P O Box 3010, Moshi, Tanzania.

Introduction And Importance: Congenital stenosis of the esophagus is often overlooked in children with feeding difficulties leading to delayed diagnosis and treatment. This can have detrimental effects on the child's growth and general health, ranging from malnutrition to life-threatening complications such as aspiration pneumonia.

Case Presentation: We present a case diagnosed at the age of 3 years when the child already had developed moderate malnutrition and offer the diagnostic and surgical findings in the hope of helping others suspect and clench the diagnosis early. Read More

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Antimicrobial discontinuation in dogs with acute aspiration pneumonia based on clinical improvement and normalization of C-reactive protein concentration.

J Vet Intern Med 2022 May 29;36(3):1082-1088. Epub 2022 Mar 29.

Department of Clinical Sciences, Faculty of Veterinary Medicine, University of Liège, Liège, Belgium.

Background: Evidence regarding optimal treatment duration in dogs with aspiration pneumonia (AP) and the role of thoracic radiographs (TXR) and lung ultrasonography (LUS) in the long-term follow-up of affected dogs is lacking. C-reactive protein (CRP) is a reliable acute phase protein to monitor bacterial pneumonia in dogs.

Hypothesis: Investigate the safety of antimicrobial discontinuation based on clinical improvement and serum CRP normalization, as well as the usefulness of TXR and LUS for follow-up. Read More

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Diagnosis and radiation therapy of an extensive myxoma in the retropharyngeal region infiltrating the cranial cervical vertebral canal in a dog.

Vet Radiol Ultrasound 2022 May 20;63(3):e24-e28. Epub 2022 Mar 20.

Division of Radiation Oncology, Vetsuisse Faculty, University of Zurich, Zurich, Switzerland.

An 8-year-old, intact Rottweiler-female dog presented due to an acute onset of lethargy, abnormal gait, and wheezing. Physical examination revealed stridor, cervical pain, and ambulatory tetraparesis. Magnetic resonance imaging-examination displayed a lobulated, fluid-filled mass extending from the sphenoid bone to C5, infiltrating the cranial vertebral canal causing extradural compression of the spinal cord and narrowing of the pharynx. Read More

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Clinical Outcomes and Patient Safety of Nasogastric Tube in Acute Stroke Patients.

Dysphagia 2022 Mar 16. Epub 2022 Mar 16.

Stroke Unit, Monash Health, Clayton, Australia.

Nasogastric tube (NGT) is often used in stroke patients who are dysphagic (deglutition disorders) or have decreased conscious state. This method of feeding is assumed to have minimal complications. The aim of this study is to analyze complications associated with NGT and variables associated with mortality. Read More

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Management of pulmonary aspiration due to undiagnosed achalasia during induction of general anesthesia - A case report.

Anesth Pain Med (Seoul) 2022 Apr 8;17(2):239-244. Epub 2022 Mar 8.

Department of Anesthesiology and Pain Medicine, Severance Hospital and Anesthesia and Pain Research Institute, Yonsei University College of Medicine, Seoul, Korea.

Background: Intraoperative pulmonary aspiration is a rare but potentially fatal complication associated with various risk factors. Preoperative recognition of these risk factors can prevent aspiration events during general anesthesia or facilitate prompt corrective measures in patients experiencing this complication.

Case: A 70-year-old female patient with hypertension underwent bilateral total knee arthroplasty under general anesthesia. Read More

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Difficulty in Diagnosing and Treating a Prostate Abscess With Bacterial and Fungal Coinfection in an Immunocompromised Patient.

Cureus 2022 Jan 31;14(1):e21774. Epub 2022 Jan 31.

Community Medicine Management, Shimane University Faculty of Medicine, Izumo, JPN.

Prostate abscesses often occur in immunocompromised individuals. Contrast-enhanced imaging tests can aid diagnosis; however, they can be difficult to perform in older patients with renal insufficiency. Various organisms can cause prostate abscesses, and poor antibiotic penetration into the prostate can hinder treatment. Read More

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January 2022

Comparison of lung ultrasound, chest radiographs, C-reactive protein, and clinical findings in dogs treated for aspiration pneumonia.

J Vet Intern Med 2022 Mar 5;36(2):743-752. Epub 2022 Mar 5.

Department of Clinical Sciences, University of Liège, Faculty of Veterinary Medicine, Liège, Belgium.

Background: Comparison of clinical findings, chest radiographs (CXR), lung ultrasound (LUS) findings, and C-reactive protein (CRP) concentrations at admission and serial follow-up in dogs with aspiration pneumonia (AP) is lacking.

Hypothesis: Lung ultrasound lesions in dogs with AP are similar to those described in humans with community-acquired pneumonia (comAP); the severity of CXR and LUS lesions are similar; normalization of CRP concentration precedes resolution of imaging abnormalities and more closely reflects the clinical improvement of dogs.

Animals: Seventeen dogs with AP. Read More

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Preparative Fasting Orders for Medical/Surgical Interventions and Imaging Studies: Time to Review and Revise!

Curr Gastroenterol Rep 2022 Feb 3;24(2):37-41. Epub 2022 Mar 3.

Division of Gastroenterology, Hepatology, and Nutrition, University of Louisville School of Medicine, 550 S. Jackson St., Louisville, KY, 40202, USA.

Purpose Of The Review: Preparative fasting orders arose out of a purported need to enhance imaging studies, reduce interference of food with intended medical/surgical interventions, and protect the patient from vomiting and aspiration pneumonia. This review discusses the frequency, appropriateness, and efficacy of fasting orders in meeting those needs and whether their use should be modified in the future.

Recent Findings: Nil per os (NPO) orders are overused, as they are often inappropriate, typically excessive, and routinely create barriers which may increase risk for patients. Read More

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February 2022

Food-Grade Activated Charcoal for Contrast-Enhanced Photoacoustic Imaging of Aspiration: A Phantom Study.

Dysphagia 2022 Feb 28. Epub 2022 Feb 28.

Department of Biomedical Engineering, University at Buffalo, State University of New York, Buffalo, NY, 14260, USA.

Aspiration pneumonia has the highest attributable mortality of all medical complications post-stroke, or in individuals with progressive neurological diseases. For optimum health outcomes for individuals with dysphagia, a non-invasive and convenient method for objectively detecting aspiration is needed. This study introduces a potential new aspiration screening method based on photoacoustic imaging (PAI), a medical imaging technology that measures the optical contrast of tissue rather than mechanical or elastic properties. Read More

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February 2022

Atypical Causes of Dyspnea: A Review of Neuromuscular and Chest Wall Disorders that Compromise Ventilation.

J Thorac Imaging 2022 Jul 4;37(4):W45-W55. Epub 2022 Feb 4.

Department of Radiology, Mayo Clinic, Jacksonville, FL.

Dyspnea is a common presenting symptom among patients with cardiopulmonary diseases. However, several neuromuscular and chest wall conditions are often overlooked and under-recognized causes of dyspnea. These disorders frequently adversely affect the structure and function of the ventilatory pump (diaphragm, accessory muscles of ventilation) and can precipitate respiratory failure despite normal lung parenchyma. Read More

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Change the preprocedural fasting policy for contrast-enhanced CT: results of 127,200 cases.

Insights Imaging 2022 Feb 24;13(1):29. Epub 2022 Feb 24.

Department of Radiology, Daping Hospital, Army Medical University, No. 10 Changjiang Road, Yuzhong District, Chongqing, 400042, China.

Objectives: To analyze the relationship between the dietary preparation status prior to contrast-enhanced CT (CECT) and adverse drug reactions (ADR) and emetic complications.

Methods: Non-emergency adult patients who underwent routine CECT in our hospital from January 2019 to December 2020 were retrospectively analyzed. Stratified dietary preparation regimens were implemented for different clinical scenarios. Read More

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February 2022

Lung on fire: a very severe case of fire-eater's lung.

Thorax 2022 05 14;77(5):523-525. Epub 2022 Feb 14.

Department of Public Health and Infectious Diseases, University of Rome La Sapienza, Roma, Italy

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Oro-pharyngo-esophageal radionuclide scintigraphy predicts aspiration pneumonia risk and associated survival in post-irradiated nasopharyngeal carcinoma patients.

Laryngoscope Investig Otolaryngol 2022 Feb 27;7(1):170-179. Epub 2021 Nov 27.

Department of Otorhinolaryngology, Head and Neck Surgery The Chinese University of Hong Kong, Prince of Wales Hospital Shatin New Territories Hong Kong.

Objective: To demonstrate that oro-pharyngo-esophageal radionuclide scintigraphy (OPERS) not only detects tracheobronchial aspiration after swallowing, but also quantifies the amount of aspiration and subsequent clearance.

Methods: Data collected between 2014 and 2019 were reviewed for aspiration pneumonia at 12 and 24-months after OPERS. The predictive value for aspiration pneumonia on flexible endoscopic evaluation of swallowing (FEES), videofluoroscopic swallowing study (VFSS), and OPERS, and the overall survival of patients with or without aspiration were determined. Read More

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February 2022

Latent changes in the pharyngeal stage of swallowing in non-aspirating older adults.

Eur Geriatr Med 2022 06 29;13(3):655-661. Epub 2022 Jan 29.

Department of Otolaryngology, School of Medicine, Kyorin University, Mitaka, Tokyo, Japan.

Purpose: The characteristic changes in the swallowing mechanism with aging are collectively termed presbyphagia. Although several studies have investigated presbyphagia in older adults, few have assessed oldest-old adults. We aimed to characterize the latent changes of swallowing function in oldest-old adults and to consider risk ages for presbyphagia. Read More

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Severe cytomegalovirus encephalitis in an immunocompetent healthy young woman: A case report.

IDCases 2022 13;27:e01403. Epub 2022 Jan 13.

Clinical Research Development Unit of Rajaei, Alborz University of Medical Sciences, Karaj, Iran.

Cytomegalovirus (CMV) causes a mild illness in immunocompetent patients. Conversely, it can be life-threatening in immunocompromised or critically ill patients. We present a 48-year-old immunocompetent woman presenting primary severe CMV encephalitis. Read More

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January 2022

Case Report: Next-Generation Sequencing in Diagnosis of Atypical Aspiration Pneumonia.

Front Public Health 2021 4;9:771154. Epub 2022 Jan 4.

Pulmonary and Critical Care Medicine, The Second Xiangya Hospital, Central South University, Changsha, China.

Since the pandemic of Corona Virus Disease 2019 (COVID-19), especially in the centers most affected, the symptoms such as fever, cough, myalgia or fatigue, and radioactive signs typically related to COVID-19 like ground-glass opacity (GGO) often distract the attention of physicians from other diseases. Aspiration pneumonia and COVID-19 share similarities in some aspects. There may be risk of misdiagnosis in the case of considering radiological patterns of pneumonia. Read More

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January 2022

When Barium Goes Down the Wrong Pipe: a Severe Case of Aspiration Pneumonitis.

J Gen Intern Med 2022 Apr 19;37(5):1295. Epub 2022 Jan 19.

Department of Medicine, University of Florida College of Medicine, Internal Medicine Residency Office, 1600 SW Archer Rd, P.O. Box 100277, Gainesville, FL, 32610, USA.

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[Chest X-rays in children and adolescents : Indications and limitations].

Radiologe 2022 Feb 18;62(2):140-148. Epub 2022 Jan 18.

Abteilung für Radiologie und Sonographie, Kinderkrankenhaus auf der Bult Hannover, Hannover, Deutschland.

Clinical Issue: Chest X‑ray is the most commonly performed X‑ray examination in children and adolescents. The aim of this review is to present the benefit of this radiologic modality, but also its limitations.

Methods: Compared with older children, most X‑ray examinations of the chest were performed in newborns. Read More

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February 2022

A case of V180I genetic mutation Creutzfeldt Jakob disease (CJD) with delusional misidentification as an initial symptom.

Prion 2022 12;16(1):7-13

Department of Psychiatry, The Jikei University School of Medicine, Tokyo, Japan.

An 84-year-old woman who had been diagnosed as having dementia with Lewy body (DLB) upon initial examination exhibited cognitive impairments and person delusional misidentification (DMS): she transiently claimed that her spouse was a stranger. She was re-examined at the age of 89 years; her frequency of speech and activities of daily living had both decreased, leading to verbal communication difficulties complicated by sensory aphasia, and brain diffusion-weighted (DW) magnetic resonance imaging (MRI) showed cortical hyperintensities in some areas of both hemispheres. About 4 months later, the DW high-intensity areas were observed to have expanded into diffuse cortical areas. Read More

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December 2022