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Southwest Pulmonary and Critical Care Fellowships

Imaging

Last 50 Imaging Postings

(Most recent listed first. Click on title to be directed to the manuscript.)

November 2024 Medical Image of the Month: A Case of Short Telomeres
November 2024 Imaging Case of the Month: A Recurring Issue
October 2024 Medical Image of the Month: Lofgren syndrome with Erythema
   Nodosum
September 2024 Medical Image of the Month: A Curious Case of Nasal
   Congestion
August 2024 Image of the Month: Lymphomatoid Granulomatosis
August 2024 Imaging Case of the Month: An Unexplained Pleural Effusion
July 2024 Medical Image of the Month: Vocal Cord Paralysis on PET-CT 
June 2024 Medical Image of the Month: A 76-year-old Man Presenting with
   Acute Hoarseness
May 2024 Medical Image of the Month: Hereditary Hemorrhagic
   Telangiectasia in a Patient on Veno-Arterial Extra-Corporeal Membrane
   Oxygenation
May 2024 Imaging Case of the Month: Nothing Is Guaranteed
April 2024 Medical Image of the Month: Wind Instruments Player Exhibiting
   Exceptional Pulmonary Function
March 2024 Medical Image of the Month: Sputum Cytology in Patients with
   Suspected Lung Malignancy Presenting with Acute Hypoxic Respiratory
   Failure
February 2024 Medical Image of the Month: Pulmonary Alveolar Proteinosis
   in Myelodysplastic Syndrome
February 2024 Imaging Case of the Month: Connecting Some Unusual Dots
January 2024 Medical Image of the Month: Polyangiitis Overlap Syndrome
   (POS) Mimicking Fungal Pneumonia 
December 2023 Medical Image of the Month: Metastatic Pulmonary
   Calcifications in End-Stage Renal Disease 
November 2023 Medical Image of the Month: Obstructive Uropathy
   Extremis
November 2023 Imaging Case of the Month: A Crazy Association
October 2023 Medical Image of the Month: Swyer-James-MacLeod
   Syndrome
September 2023 Medical Image of the Month: Aspergillus Presenting as a
   Pulmonary Nodule in an Immunocompetent Patient
August 2023 Medical Image of the Month: Cannonball Metastases from
   Metastatic Melanoma
August 2023 Imaging Case of the Month: Chew Your Food Carefully
July 2023 Medical Image of the Month: Primary Tracheal Lymphoma
June 2023 Medical Image of the Month: Solitary Fibrous Tumor of the Pleura
May 2023 Medical Image of the Month: Methamphetamine Inhalation
   Leading to Cavitary Pneumonia and Pleural Complications
April 2023 Medical Image of the Month: Atrial Myxoma in the setting of
   Raynaud’s Phenomenon: Early Echocardiography and Management of
   Thrombotic Disease
April 2023 Imaging Case of the Month: Large Impact from a Small Lesion
March 2023 Medical Image of the Month: Spontaneous Pneumomediastinum
   as a Complication of Marijuana Smoking Due to Müller's Maneuvers
February 2023 Medical Image of the Month: Reversed Halo Sign in the
   Setting of a Neutropenic Patient with Angioinvasive Pulmonary
   Zygomycosis
January 2023 Medical Image of the Month: Abnormal Sleep Study and PFT
   with Supine Challenge Related to Idiopathic Hemidiaphragmatic Paralysis
December 2022 Medical Image of the Month: Bronchoesophageal Fistula in
   the Setting of Pulmonary Actinomycosis
November 2022 Medical Image of the Month: COVID-19 Infection
   Presenting as Spontaneous Subcapsular Hematoma of the Kidney
November 2022 Imaging Case of the Month: Out of Place in the Thorax
October 2022 Medical Image of the Month: Infected Dasatinib Induced
   Chylothorax-The First Reported Case 
September 2022 Medical Image of the Month: Epiglottic Calcification
Medical Image of the Month: An Unexpected Cause of Chronic Cough
August 2022 Imaging Case of the Month: It’s All About Location
July 2022 Medical Image of the Month: Pulmonary Nodule in the
   Setting of Pyoderma Gangrenosum (PG) 
June 2022 Medical Image of the Month: A Hard Image to Swallow
May 2022 Medical Image of the Month: Pectus Excavatum
May 2022 Imaging Case of the Month: Asymmetric Apical Opacity–
   Diagnostic Considerations
April 2022 Medical Image of the Month: COVID Pericarditis
March 2022 Medical Image of the Month: Pulmonary Nodules in the
   Setting of Diffuse Idiopathic Pulmonary NeuroEndocrine Cell Hyperplasia
   (DIPNECH) 
February 2022 Medical Image of the Month: Multifocal Micronodular
   Pneumocyte Hyperplasia in the Setting of Tuberous Sclerosis
February 2022 Imaging Case of the Month: Between A Rock and a
   Hard Place
January 2022 Medical Image of the Month: Bronchial Obstruction
   Due to Pledget in Airway Following Foregut Cyst Resection
December 2021 Medical Image of the Month: Aspirated Dental Implant
Medical Image of the Month: Cavitating Pseudomonas
   aeruginosa Pneumonia
November 2021 Imaging Case of the Month: Let’s Not Dance
   the Twist
Medical Image of the Month: COVID-19-Associated Pulmonary
   Aspergillosis in a Post-Liver Transplant Patient
Medical Image of the Month: Stercoral Colitis
Medical Image of the Month: Bleomycin-Induced Pulmonary Fibrosis
   in a Patient with Lymphoma
August 2021 Imaging Case of the Month: Unilateral Peripheral Lung
   Opacity
Medical Image of the Month: Hepatic Abscess Secondary to Diverticulitis
   Resulting in Sepsis
Medical Image of the Month: Metastatic Spindle Cell Carcinoma of the
   Breast
Medical Image of the Month: Perforated Gangrenous Cholecystitis
May 2021 Imaging Case of the Month: A Growing Indeterminate Solitary
   Nodule

 

For complete imaging listings click here

Those who care for patients with pulmonary, critical care or sleep disorders rely heavily on chest radiology and pathology to determine diagnoses. The Southwest Journal of Pulmonary, Critical Care & Sleep publishes case-based articles with characteristic chest imaging and related pathology. The editor of this section will oversee and coordinate the publication of a core of the most important chest imaging topics. In doing so, they encourage the submission of unsolicited manuscripts. It cannot be overemphasized that both radiologic and pathologic images must be of excellent quality. As a rule, 600 DPI is sufficient for radiographic and pathologic images. Taking pictures of plain chest radiographs and CT scans with a digital camera is strongly discouraged. The figures should be cited in the text and numbered consecutively. The stain used for pathology specimens and magnification should be mentioned in the figure legend. Those who care for patients with pulmonary, critical care or sleep disorders rely heavily on chest radiology and pathology to determine diagnoses. The Southwest Journal of Pulmonary, Critical Care & Sleep publishes case-based articles with characteristic chest imaging and related pathology. The editor of this section will oversee and coordinate the publication of a core of the most important chest imaging topics. In doing so, they encourage the submission of unsolicited manuscripts. It cannot be overemphasized that both radiologic and pathologic images must be of excellent quality. As a rule, 600 DPI is sufficient for radiographic and pathologic images. Taking pictures of plain chest radiographs and CT scans with a digital camera is strongly discouraged. The figures should be cited in the text and numbered consecutively. The stain used for pathology specimens and magnification should be mentioned in the figure legend.

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Thursday
Jun022022

June 2022 Medical Image of the Month: A Hard Image to Swallow

Alessandra Carrillo, DO

Robert Ondracek, DO

Shil Punatar, DO

Andrew Ondracek, DO

Ravi Sundaram, DO

Department of Critical Care Medicine

Franciscan Health

Olympia Fields, Illinois USA

 

Figure 1. Portable chest x-ray demonstrating marked dilatation of the esophagus with food impaction and bilateral aspiration of food particles. There is also a small left pleural effusion.

 

Figure 2. Coronal view CT-chest/abdomen/pelvis demonstrating marked dilatation of the esophagus with food impaction seen and food particles seen in his lungs bilaterally.

Introduction

Esophageal food impactions are common occurrences in gastroenterology, however, under 20% of cases require intervention (1)  .The clinical condition of the esophagus and the consistency of food being swallowed contribute to the development of food bolus impactions, with patients having underlying esophageal pathology in most cases (2). Unfortunately, radiographic evidence is often difficult to obtain as food is radiolucent and poorly visualized on radiograph. Here, we demonstrate the risk associated with severe food impaction.

Case Presentation

An 86-year-old man with a past medical history of achalasia with laparoscopic Heller myotomy complicated by distal esophageal perforation, was admitted after presenting with complaints of chest pain and inability to tolerate a solid diet. Additionally, he suffered a 90-pound weight loss over 1 year. He was seen by speech therapy and provided with a dysphagia appropriate diet. Eight days into the patient stay, the family presented to the patient's bedside to assist in 1-to-1 feeding of the patient per their request. One hour following the completion of the patient’s feeding, a CODE BLUE was called.  The patient was unresponsive and without a pulse. PEA protocol was initiated and return of spontaneous circulation was achieved. Post intubation chest x-ray demonstrated a markedly dilated esophagus (Figures 1). Thereafter, CT chest was ordered demonstrating markedly dilated appearance of the patient’s esophagus with internal food material without as a large obstructing lesion (Figure 2). This was deemed to be the cause of the patient's cardiac arrest with concomitant aspiration. Overall, the dilatation significantly progressed from previous imaging. The patient was made NPO, transitioned to total parenteral nutrition and plans were made for a follow-up disimpaction via esophagogastroduodenoscopy (EGD). Ultimately, the patient was too unstable to pursue EGD and expired 9 days after his initial arrest.

Discussion

Through literature review, a majority of cases of food bolus impaction are self-limited. In most cases described, boluses pass on their own or with the assistance of an EGD. In most cases, underlying esophageal or motility dysfunction is known. With few case reports, food disimpaction has been assisted with cola products or nifedipine (3,4). Though trivially regarded, our case demonstrates that food bolus revel against more gruesome esophageal pathology in both presentation, prompt intervention, and adverse on outcomes.

Conclusions

We illustrate a common presentation to gastroenterologists and physicians of a food bolus impaction. Though, due to the profound radiographic presentation and severe morbidity of our clinical scenario, we hope to bring attention to the need for rapid evaluation, treatment, and consideration of adverse outcomes in patients presenting with food boluses as well as the severity and life-threatening outcomes that may preside with the previously trivially described pathology.

References

  1. Yao CC, Wu IT, Lu LS, Lin SC, Liang CM, Kuo YH, Yang SC, Wu CK, Wang HM, Kuo CH, Chiou SS, Wu KL, Chiu YC, Chuah SK, Tai WC. Endoscopic Management of Foreign Bodies in the Upper Gastrointestinal Tract of Adults. Biomed Res Int. 2015;2015:658602. [CrossRef] [PubMed]
  2. Sperry SL, Crockett SD, Miller CB, Shaheen NJ, Dellon ES. Esophageal foreign-body impactions: epidemiology, time trends, and the impact of the increasing prevalence of eosinophilic esophagitis. Gastrointest Endosc. 2011 Nov;74(5):985-91. [CrossRef] [PubMed]
  3. Gelfond M, Rozen P, Gilat T. Isosorbide dinitrate and nifedipine treatment of achalasia: a clinical, manometric and radionuclide evaluation. Gastroenterology. 1982 Nov;83(5):963-9. [PubMed]
  4. Karanjia ND, Rees M. The use of Coca-Cola in the management of bolus obstruction in benign oesophageal stricture. Ann R Coll Surg Engl. 1993 Mar;75(2):94-5. [PubMed]
Cite as: Carrillo A, Ondracek R, Punatar S, Ondracek A, Sundaram R. June 2022 Medical Image of the Month: A Hard Image to Swallow. Southwest J Pulm Crit Care Sleep. 2022;24(6):93-95. doi: https://doi.org/10.13175/swjpccs022-22 PDF 
Monday
May022022

May 2022 Medical Image of the Month: Pectus Excavatum

Figure 1. Thoracic CT in lung windows showing severe pectus excavatum. The distance from the sternum to the vertebral body was 14.7 mm (green line) and the transverse diameter of the chest of 257 mm (red line). This gives a calculated Haller index (shortest AP diameter/transverse diameter) of approximately 17.4.

Case Presentation

A 78-year-old man presented to the emergency department with abdominal discomfort and was ultimately diagnosed with a small bowel obstruction requiring laparoscopic surgery. The patient woke up early in the morning with abdominal pain, which was constant. Nothing alleviated his symptoms. 3 hours later he developed dyspnea and, at that point, went to the hospital. The patient subsequently underwent enhanced commuted tomography of the chest, abdomen, pelvis. Patient was found to have an acute small bowel obstruction and mesenteric swirling and mistiness. Patient was also found to have severe pectus excavatum with the inferior body of the sternum measuring 1.3 cm from the anterior border of T11 vertebral body. General surgery was consulted. Patient ultimately underwent laparoscopic surgery with removal of adhesions and a small bowel serosal tear was repaired. The patient recovered well.

Discussion

Pectus excavatum is a deformity of the chest wall that is characterized by sternal depression. It accounts for 90% of anterior chest wall disorders and treatment and clinical significance depends on severity of chest wall defect, cardiopulmonary morbidity, and psychosocial impact. In severe cases there can be cardiopulmonary impairment. These impairments can worsen as the patient ages. Complications that are associated with pectus excavatum are lung compression caused by the deformity, decreased exercise tolerance, arrythmias such as atrial fibrillation, and mitral valve prolapse. In 20-60% of cases, mitral valve prolapse has also been reported. PFTs that are done on these individuals are significant for a restrictive pattern and patients can have severe exercise intolerance due to this. Indications for operative management include cardiopulmonary impairment and desire to correct defect of the chest due to its appearance. Prior to surgical intervention, the Haller index is used to quantify severity of the deformity and is a ratio of thoracic height and width measured from axial CT image. The Haller index is calculated by dividing the transverse diameter of the chest by the anterior-posterior distance on CT of the chest on the axial slice that demonstrates the smallest distance between the anterior surface of the vertebral body and the posterior surface of the sternum. A significant Haller index is >3.35. For the surgical correction, the preferred operation is the Nuss procedure. It is a minimally invasive procedure and involves placing three bars behind the sternum to hold it in a normal position. In most cases the bars are removed after 3 years. In one study it was noted after Nuss procedure there was a 44% improvement in cardiac stroke volume as well as 40.6% improvement in cardiac output. Furthermore, there was improvement in exercise tolerance following the procedure.

Overall, this is an important topic because pectus excavatum has been seen as a physical deformity, but can have significant impact on cardiac function, pulmonary function, and even psychosocial factors. For example, the presence of pectus excavatum has multiple considerations in the clinical course of the patient. The diminished lung volume places this patient at increased risk of complications with general anesthesia. In this particular patient, the heart rested completely in the right side of the chest. Should a cardiac arrest have occurred, cardiopulmonary resuscitation would have been complicated. Proper resuscitation of this patient would have included right-sided rib compressions rather than sternal placement.

Cameron Barber DO, Jessica Nash DO, Dylan Carroll MD, Karen Randall DO, and Kourtney Aylor-Lee DO

Parkview Medical Center

Pueblo, CO USA

References

  1. Andre Hebra, MD. “Pectus Excavatum Treatment & Management: Medical Care, Surgical Care, Consultations.” Pectus Excavatum Treatment & Management: Medical Care, Surgical Care, Consultations, Medscape, 8 Nov. 2019, Available at: https://emedicine.medscape.com/article/1004953-treatment#d6 (accessed 3/30/22).
  2. Das BB, Recto MR, Yeh T. Improvement of cardiopulmonary function after minimally invasive surgical repair of pectus excavatum (Nuss procedure) in children. Ann Pediatr Cardiol. 2019 May-Aug;12(2):77-82. [CrossRef] [PubMed]
  3. Shaalan AM, Kasb I, Elwakeel EE, Elkamali YA. Outcome of surgical repair of Pectus Excavatum in adults. J Cardiothorac Surg. 2017 Aug 29;12(1):72. [CrossRef] [PubMed]
Cite as: Barber C, Nash J, Carroll D, Randall K, Aylor-Lee K. May 2022 Medical Image of the Month: Pectus Excavatum. Southwest J Pulm Crit Care Sleep. 2022;24(5):72-3. doi: https://doi.org/10.13175/swjpccs015-22 PDF