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Pathoma: Respiratory – Questions And A+ Answers
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Pathoma: Respiratory – Questions And A+ Answers
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Pathoma: Respiratory – Questions And A+ AnswersWhat disorder should you think about in a child with nasal polyps? Right
Ans - Cystic Fibrosis
Why should you avoid aspirin in patients with nasal polyps? Right Ans -
Adults with nasal polyps and asthma are at a high likelihood of aspirin allergy
(aspirin intolerant asthma).
What subgroup is angiofibroma of the nasal mucosa most commonly seen in?
Right Ans - Adolescent males (almost exclusively)
What virus can cause nasopharyngeal CA? Right Ans - EBV
What two demographics are at high risk for nasopharyngeal cancer from EBV?
Right Ans - African children, Chinese adults
Describe the histology of nasopharyngeal carcinoma. Right Ans -
Pleomorphic keratin-positive epithelial cells in a background of lymphocytes
What is the #1 cause of acute epiglottitis? Right Ans - H. influenza b
What viruses cause laryngeal papillomas? Right Ans - HPV 6 and 11
How many papillomas are seen in adults with laryngeal papillomas? Right
Ans - One
How many papillomas are seen in children with laryngeal papillomas?
Right Ans - Multiple
What are the two most common causes of lobar pneumonia? Right Ans - S.
pneumo and K. pneumoniae
What are the 4 phases of lobar pneumonia? Right Ans - Congestion, red
hepatization (lots of RBCs), grey hepatization (RBCs broken down), resolution
Which cells are stem cells of lungs that help regenerate the alveolar air sacs
after lung damage? Right Ans - Type II pneumocytes
, Grossly, how does bronchopneumonia appear? Right Ans - Patchy
("shotgun") appearance
What is the #1 cause of bacterial pneumonia following a viral infection of the
lung (influenza)? Right Ans - S. aureus
What are two major complications of staph aureus pneumonia? Right Ans -
Abscess, empyema
What two bacteria are most commonly seen in patients with COPD? Right
Ans - H. influenzae, M. catarrhalis
What stain is best to identify Legionella Pneumophila? Right Ans - Silver
stain
What is the #1 cause of atypical pneumonia in infants? Right Ans - RSV
What is the classic location of aspiration pneumonia? Right Ans - Right
lower lobe
Meningitis caused by TB classically presents in what location? Right Ans -
The base of the brain
What happens to the FEV1/FVC ratio in COPD? Right Ans - Decreases (Both
FVC and FEV1 decrease, but FEV1 decreases more)
What is the symptomatic time period necessary for a diagnosis of chronic
bronchitis? Right Ans - Productive cough lasting at least 3 months over a
minimum of 2 years.
What is the Reid index and what is its normal value? Right Ans - Reid
index- thickness of mucus glands in bronchi relative to the thickness of the
entire wall. Normally <40%.
What is the Reid index in chronic bronchitis? Right Ans - >50% (increased
thickness of mucinous glands relative to the entire thickness of the bronchial
wall).
A "blue bloater" has what disease? Right Ans - Chronic bronchitis
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