Pneumonia: Causes & Reasons

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Possible Causes for Pneumonia

Bronchitis

Unlike bronchitis, pneumonia can be life-threatening. You may have heard the term “Walking Pneumonia”. [floridamedicalclinic.com]

It is also possible to get pneumonia after bronchitis. Some vaccinations can reduce the risk of pneumonia. [medicalnewstoday.com]

Chronic bronchitis also greatly increases the risk of pneumonia and can make it more difficult for a person’s body to fight pneumonia. [medicalnewstoday.com]

COVID-19

[…] time of surgery, these changes likely represent an early-phase of the lung pathology of COVID-19 pneumonia," Dr. [ascopost.com]

Viral Pneumonia, below). [medscape.com]

We report the results of this investigation, identifying the source of the pneumonia clusters, and describe a novel coronavirus detected in patients with pneumonia whose specimens [nejm.org]

Pulmonary Edema

What Is Pneumonia? Pneumonia is an infection of the lungs that may be caused by bacteria, viruses, or fungi. [lung.org]

Pneumonia is another serious condition of the lungs. Unlike edema, pneumonia is caused by either a viral, fungal, or bacterial infection. [healthline.com]

Five patients (42%) developed pneumonia, and we postponed extubation until recovery from pneumonia. [ncbi.nlm.nih.gov]

Pulmonary Infarction

CT examination above was performed in arterial phase because of the question of malignancy and/or pneumonia. [radiopaedia.org]

Three patients with pneumonia and one patient with emboli, but without infarction, did not have these T1 weighted images. [ncbi.nlm.nih.gov]

Cryptogenic organising pneumonia is the most common condition associated with reversed halo sign. [casereports.bmj.com]

Neonatal Respiratory Distress Syndrome

In such instances, we recommend that the diagnosis of BA pneumonia be kept in mind and that exogenous surfactant be given as soon as possible, even in the presence of indices [ncbi.nlm.nih.gov]

Some babies get pneumonia while they are still in the womb and must be treated at birth. Babies may also develop pneumonia several weeks after delivery. [healthline.com]

[…] therapy has been shown to be effective in the treatment of other diseases causing neonatal respiratory diseases such as pulmonary hemorrhage, meconium aspiration syndrome, pneumonia [ncbi.nlm.nih.gov]

Bronchogenic Carcinoma

In-hospital mortality due to postoperative pneumonia was 7 cases (31.8%). In the postoperative pneumonia group, microorganisms were isolated in 10 cases (45.5%). [ncbi.nlm.nih.gov]

Round pneumonia is a condition usually described in children, with few reports addressing adult patients. [ncbi.nlm.nih.gov]

He later developed pneumonia In alcoholics, aspiration pneumonia is common--bacteria enter the lung via aspiration of gastric contents. and fever. [peir.path.uab.edu]

Lung Abscess

Mycoplasma pneumoniae is a common cause of community-acquired pneumonia in children, while lung abscess is a severe complication of bacterial pneumonias caused mainly by pyogenes [ncbi.nlm.nih.gov]

These findings are strong evidence that the lung abscess was caused by M. pneumoniae infection. [ncbi.nlm.nih.gov]

BACKGROUND AND OBJECTIVE: 'Focal necrotizing pneumonia' was defined as a localized type of necrotizing pneumonia characterized by a single or few cavities of low density without [ncbi.nlm.nih.gov]

Neonatal Sepsis

[…] form of pneumonia) and as a focus of infection in the otorhinolaryngological region (otitis). [archbronconeumol.org]

Letter to the Editor Streptococcus pneumoniae : An Unusual Pathogen in Neonatal Sepsis of Vertical Transmission Streptococcus pneumoniae: un patógeno poco habitual en la sepsis [archbronconeumol.org]

Among Gram-negative isolates, K. pneumoniae accounts the highest which causes infection in neonates. [bmcresnotes.biomedcentral.com]

Cytomegalovirus Infection

In this paper, we present the case of a renal transplant recipient with aortic aneurysm infection/dissection and pneumonia associated with CMV infection. [go.gale.com]

(formerly known as Pneumocystis carinii pneumonia sk Čo by som tu asi tak robil? [sk.glosbe.com]

Pneumonia Immunocompetent: Pneumonia may occasionally occur with CMV mononucleosis. [patient.info]

Hypogammaglobulinemia

Clinical presentation invariably includes recurrent infections - pneumonia, otitis and sinusitis, most frequently caused by Streptococcus pneumoniae and Haemophilus influenzae [symptoma.com]

[…] in the frequency of pneumonia with treatment. [ncbi.nlm.nih.gov]

Streptococcus pneumoniae is the most common cause of community-acquired pneumonia (CAP) worldwide and accounts for 27.3% of CAP cases [1]. [academic.oup.com]

Q Fever

We report a case of acute Q fever related pneumonia and this appears to be the first reported case of pneumonia due to C. burnetii infection in India. [ncbi.nlm.nih.gov]

Definitive radiographic differentiation from other community-acquired pneumonias is not possible, but Q fever pneumonia should be considered in middle-aged patients with segmental [ncbi.nlm.nih.gov]

We report a case of Q fever-related antiphospholipid syndrome in a patient presenting with acalculous cholecystitis and pneumonia. [ncbi.nlm.nih.gov]

Pulmonary Fungal Infection

Fungal pneumonia can be treated with antifungal drugs and sometimes by surgical debridement. Pneumonia Coccidioidomycosis [en.wikipedia.org]

Overview of Fungal Pneumonia Overview of Fungal Pneumonia Pneumonia is the leading infectious cause of death in developed countries. [1, 2] Among the vast diversity of respiratory [emedicine.medscape.com]

Pulmonary fungal infection manifests as bronchitis or pneumonia and may disseminate to other organs as well. [symptoma.com]

Scedosporiosis

References (27) Cited By (9) Supplementary Material Metrics list Sections Abstract Introduction: Scedosporium apiospermum is a slow-growing pathogenic fungus that can cause pneumonia [microbiologyresearch.org]

Scedosporium pneumonia is characterized by the frequent occurrence of numerous intercommunicating cavities, fibrosis, and granules. [ijpmonline.org]

Initial results revealed Haemophilus influenzae and Streptococcus pneumoniae in the lavage sample. [atsjournals.org]

Persistent Fetal Circulation

[…] idiopathic) — affects term infants an has no obvious pulmonary or cardiovascular causes secondary — with known etiology for example lung hypoplasia, masive meconium aspiration, pneumonia [atlases.muni.cz]

Two potent antibiotics were given through the IV to treat what was believed to be congenital bacterial pneumonia. [nytimes.com]

Pulmonary infection - eg group B beta-haemolytic streptococcal pneumonia. Pulmonary haemorrhage. Meconium aspiration pneumonia. [patient.info]

Congenital Neutropenia

His elder sister died from pneumonia at 2 years. [ncbi.nlm.nih.gov]

The patient is a 3-year-old boy, who was referred to our center because of pneumonia, oral and anal ulcers, and periodontitis. [ncbi.nlm.nih.gov]

Affected individuals may present with varying infectious diseases triggered by bacterial and fungal pathogens, e.g., with pneumonia, hepatitis, cellulitis, furunculosis, and [symptoma.com]

Pulmonary Embolism

She was found to have left lower lobe consolidation and pleural effusion and was treated as a case of pneumonia. [ncbi.nlm.nih.gov]

We report an unusual presentation of pulmonary embolism (PE) where a 58-year-old man first developed symptoms of community-acquired pneumonia. [ncbi.nlm.nih.gov]

We present a case of a 44-year-old Caucasian man who was admitted to the intensive care unit with a diagnosis of community-acquired pneumonia and respiratory failure and who [ncbi.nlm.nih.gov]

Hypereosinophilic Syndrome

In this article, we discuss acute and chronic eosinophilic pneumonias, eosinophilic granulomatosis with polyangiitis, and the hypereosinophilic syndromes. [ncbi.nlm.nih.gov]

[…] to inhalation/sniffing leading to an increasing abuse may cause a rise in the prevalence of Heroin induced eosinophilia, as it has been reported in a case of eosinophilic pneumonia [ncbi.nlm.nih.gov]

Eosinophilic asthma Eosinophilic pneumonia Löffler's pneumonia Tropical (pulmonary) eosinophilia NOS Type 1 Excludes pulmonary eosinophilia due to aspergillosis ( B44.- ) [icd10data.com]

Bronchial Asthma

[…] equivalents of C pneumoniae DNA extracted from C pneumoniae elementary bodies (strain Kajaani 7) was used. [dx.doi.org]

[…] or C. pneumoniae. [dx.doi.org]

A 10-year-old schoolgirl was hospitalized with asthma exacerbation and acute pneumonia. [ncbi.nlm.nih.gov]

Pulmonary Metastasis

Pneumonia-like consolidation  Adenocarcinoma metastases may destroy adjacent lung parenchyma, resulting in pneumonia-like consolidation. 15. [slideshare.net]

[…] interstitial pneumonia (NSIP) fibrotic non-specific interstitial pneumonia cellular non-specific interstitial pneumonia idiopathic pleuroparenchymal fibroelastosis lymphoid [radiopaedia.org]

Twenty-two months after completion of radiation therapy, the patient developed a lower left lobe pneumonia. [ecancer.org]

Chronic Lymphocytic Leukemia

Patient 2 developed atrial fibrillation from ibrutinib prior to admission for presumed health care-associated pneumonia. [ncbi.nlm.nih.gov]

Pneumonia and coagulopathy occurred after chemotherapy, and the patient died shortly thereafter. [ncbi.nlm.nih.gov]

[…] lymphocytic leukemia and S. stercoralis hyperinfection characterized by acute respiratory failure, altered mental status, and extended-spectrum-beta-lactamase Klebsiella pneumoniae [ncbi.nlm.nih.gov]

Fusarium Infection

Woman with pulmonary sarcoidosis necessitating bilateral lung transplants 4 months prior to her demise who was soon readmitted with viral pneumonia. [ncbi.nlm.nih.gov]

Pneumonia was diagnosed, and Fusarium moniliforme was isolated from blood culture. A central venous catheter was removed. [ncbi.nlm.nih.gov]

The patient had profound neutropenia and developed skin nodules and pneumonia in spite of posaconazole prophylaxis. [ncbi.nlm.nih.gov]

Tsutsugamushi Disease

Severe infections are complicated by meningoencephalitis involving cranial nerves, focal myocarditis, pneumonia and circulatory collapse. Mortality rate range up to 30%. [histopathology-india.net]

As the disease progresses, pneumonia, encephalitis, delirium and splenomegaly may be added to the clinical picture. [symptoma.com]

Treatment for suspected malignancy and Pneumocystis carinii pneumonia was commenced. [jstage.jst.go.jp]

Alpha-1 Antitrypsin Deficiency

[…] of panniculitis occurring in a 34-year-old woman with severe AATD following the extravasation of clarithromycin infused intravenously for treatment of community-acquired pneumonia [ncbi.nlm.nih.gov]

pneumonia has a causal relationship with A1AD. [archbronconeumol.org]

Tobacco consumption, previous pneumonia and better lung function at baseline were related to a faster decline in FEV 1. [ncbi.nlm.nih.gov]

Tuberculosis

Clinicians failed to identify unilateral hilar abnormalities on CXR, and these patients were treated initially for pharyngitis, bronchitis, or pneumonia with no improvement [ncbi.nlm.nih.gov]

PCP: Pneumocystis jiroveci pneumonia. [doi.org]

Young male patient with fever and cough has a focal opacity in the left lower lobe that looks like a pneumonia. This is a case of primary tuberculosis in an adult. [emedicine.com]

Familial Myelofibrosis

[…] idiyopatik interstisyel pnömoni 21 Medikal idiopathic pulmonary haemosiderosis idiyopatik pulmoner hemosiderozis 22 Medikal idiopathic chronic eosinophilic pneumonia idiyopatik [tureng.com]

Six months after the first visit to the hospital, the patient died due to pneumonia and sepsis. [dbpia.co.kr]

[…] hypertension idiyopatik psödotümör serebri 19 Medikal patient with idiopathic carpal tunnel syndrome idiopatik karpal tünel sendromlu hasta 20 Medikal idiopathic interstitial pneumonia [tureng.com]

Multiple Myeloma

We report the case of a 25-year-old man with femoral Streptococcus pneumoniae pyomyositis as well as hypercalcemia, mild anemia, and elevated inflammatory markers; he subsequently [ncbi.nlm.nih.gov]

The most common side effects for isatuximab included neutropenia, infusion-related reactions, pneumonia, upper respiratory tract infection, diarrhea, anemia, lymphopenia, [medscape.com]

Her non-bronchoalveolar lavage revealed a diagnosis of Pneumocystis carinii pneumonia and she required treatment with co-trimoxazole. [ncbi.nlm.nih.gov]

Chronic Melioidosis

Severiche published a report in 1998 about a patient with pneumonia (6). [ncbi.nlm.nih.gov]

Pseudomonas pseudomallei community acquired pneumonia. [scielo.cl]

Melioidosis: an important cause of pneumonia in residents of and travellers returned from endemic regions. [medicinaylaboratorio.com]

Respiratory Distress Syndrome of Prematurity

Various pre- and postnatal factors, such as exposure to chorioamnionitis, pneumonia, sepsis and asphyxia, induce an injurious inflammatory response in the lungs of preterm [ncbi.nlm.nih.gov]

In preterm infants with group B streptococcal (GBS) pneumonia, surfactant substitution resulted in an improvement in gas exchange. [nature.com]

PPHN is a common complication of neonatal pneumonia. [ncbi.nlm.nih.gov]

Primary Myelofibrosis

The patient died of pneumonia eight months after developing the axillary tumor. [ncbi.nlm.nih.gov]

Also, a higher procalcitonin range and ventilator-associated pneumonia (VAP) were more closely associated with an unfavorable outcome (p<.05). [kiss.kstudy.com]

Klebsiella pneumoniae sepsis (1); splenectomy, peritoneal hemorrhage, and respiratory failure (1); and renal failure and acute myeloid leukemia (1). [doi.org]

Severe Aplastic Anemia

Although the patient had pneumonia on day 11, it was resolved promptly after engraftment on day 16. [ncbi.nlm.nih.gov]

After CBT, acute GVHD developed in 4 cases, CMV reactivation in 1, pneumonia in 1, and sepsis in 1. [ncbi.nlm.nih.gov]

Patients may tend to contract stomatitis, gingivitis, upper respiratory infection or pneumonia, among others. [symptoma.com]