Pneumonia Flashcards
Pathoma-86
Pneumonia definiton ?
Infection of the lung parenchyma
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Diagnosis of Pneumonia ?
1.Chest X-ray
2.Sputum culture
3.Blood culture
4.Sputum gram stain
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Causes of pneumonia ?
- Impaired cough reflex
- Damage to mucociliary escalator
- Mucus plugging
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Clinical features of pneumonia ?
- Fever
- Chills
- Productive cough
- Cough + Sputum
- Sputum= Yellow green-Pus , Rusty -Blood
- Tachypnea
- Pleuritic chest pain
- Crackles
- Dec breath sound
- WBC elevated
- Dullness to percussion
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Lobar P ?
Consolidation of an entire lobe of the lung
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Cough characteristics in P ?
- Productive
- Rusty
- Yellow green
Auscultation result of P?
Dullness
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Lobar P cause ?
- Streptococcus pneumoniae
- Klebsiella pneumoniae
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Phases of L P ?
- Congestion
- Red hepatization
- Gray hepatization
- Resolution
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Congestion phase of lobar p ?
Congestion of vessels
=Edema
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Klebshiella P sputum characteristics in P ?
Currant jelly sputum
+ abscess
Red hepatization of Lobar P ?
- Exudate
- Neutrophils
- Hemorrhage filling the alveolar air spaces
- Spongy lung
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Strepto P cause of which type of P ?
Community acquired P
+ Secondary P
+ Bacterial P in URT
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What causes Klebshiella to produce currant jelly sputum ?
Thick mucoid capsule
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Bronchopneumonia definiton ?
Scattered patchy consolidation centered around bronchioles
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Characteristics of BronchoP ?
- Multifocal
- Bilateral
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Secondary P by which organism ?
Staphy A
Organisms of BronchoP ?
- Staphylo A
- Haemophilus
- Pseudomonas
- Moraxella
- Legionella
p-88
Secondary P + COPD ???
Haemophilus
P + Cystic fibrosis ?
Pseudomonas
Clinical feature of I/Atypical P ?
- Minimal sputum
- Low fever
Which organism is seen by silver stain ?
Legionella
Community acquired P + COPD ?
Moraxella
p-88
Atypical P in Young adults ?
Chlamydia P
Atypical P in infants ?
Respiratory Syncytial Virus -RSV
P-88
Intersitial P / Atypical P def ?
Diffuse Interstitial infiltrates
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Most common cause of Atypical P ?
Mycoplasma p
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Mycoplasma P Clinical features in P ?
- Autoimmune hemolytic anemia
- Erythema multiforme
Risk of Aspiration P ?
- Alcoholics
- Comatose patient
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Why right lower lobe ?
The right main stem bronchus branches at a less acute amgle than the left
p-89
Which lobe in Aspiration P ?
Right lower lobe abscess
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CXR showes bilateral multifocal opacities in which P ?
Atypical P
FA-701
Aspiration of oropharyngeal /gastric contents = Pulmonary infection which P ?
Aspiration P
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Walking P which one ?
Atypical / Interstitial P
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