Pneumonia: Causes & Reasons

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Possible Causes for Pneumonia

Bronchitis

Less common causes may be Mycoplasma pneumoniae, Bordetella pertussis, and Chlamydia pneumoniae. Less than 5% of cases are caused by bacteria, sometimes in outbreaks. [merckmanuals.com]

Pneumonia can be very serious and even deadly. There are more than 30 potential causes of pneumonia. The main types of pneumonia are bacterial, viral, and mycoplasma. [chistlukeshealth.org]

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

COVID-19

Pneumonia has been a leading cause of death in Japan, notably because aspiration pneumonia is increasingly common in elderly people. [asiatimes.com]

Symptoms have included: fever cough difficulty breathing pneumonia in both lungs In severe cases, infection can lead to death. [worldometers.info]

Pneumonia associated with the disease, like other forms of viral pneumonia including that caused by SARS, produces shadows that radiologists call ground glass opacity. [wired.com]

Pulmonary Edema

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 edema or pneumonia Pulmonary edema can overlap with pneumonia, but it is a different condition. [medicalnewstoday.com]

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]

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]

Neonatal Respiratory Distress Syndrome

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]

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]

Lung Abscess

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]

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]

Necrotizing pneumonia secondary to Klebsiella pneumoniae could lead to fatal pulmonary gangrene. [archivesofmedicine.com]

Neonatal Sepsis

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

Abstract Infections (including sepsis, meningitis, pneumonia and tetanus) stand as a major contributor to neonatal mortality in Haiti (22%). [tropej.oxfordjournals.org]

Respiratory distress syndrome (in 15 neonates) and pneumonia (in 15 neonates) were noted in 18 liveborn patients. [jamanetwork.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

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 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]

In the north of Spain, 71% of patients had pneumonia, 13.2% isolated fever and 13% hepatitis. [ncbi.nlm.nih.gov]

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]

Pulmonary Fungal Infection

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

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

( B37.1 ) chlamydial pneumonia ( J16.0 ) gonorrheal pneumonia ( A54.84 ) histoplasmosis pneumonia ( B39.0- B39.2 ) measles pneumonia ( B05.2 ) nocardiosis pneumonia ( A43.0 [icd10data.com]

Scedosporiosis

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

[…] apiospermum infection with cutaneous manifestations in a 59-year-old woman with myelodysplastic syndrome, in remission from chronic lymphocytic leukemia, presented with pneumonia [ncbi.nlm.nih.gov]

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

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

[…] 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]

Hypereosinophilic syndrome; extensive thrombosis in the portal venous system; acute eosinophil-associated pneumonia; gastrointestinal bleeding; intestinal necrosis. [ncbi.nlm.nih.gov]

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]

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]

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]

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]

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]

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]

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]

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]

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]

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]

Achondroplasia

Pneumonia remains a primary cause of death. Neurologic complications Half of the patients with achondroplasia show neurological complications. [symptoma.com]

Other complications include pneumonia, apnea, spinal deformities, obesity, hidrocefalus, genu varum. Somatropin has revolutionized the treatment of small stature. [medicaldb.blogspot.com]

Care should be taken to avoid respiratory complications such as pauses in breathing (apnea) and pneumonia. Obesity is frequently seen in patients of achondroplasia. [healthhype.com]