Pathology Flashcards
Rhinitis
Rhinovirus, allergic rhinitis, Type I hypersensitivity, eosinophils
Associated with asthma and eczema
Nasal polyp
Cystic fibrosis
Aspirin intolerant asthma
Angiofibroma
benign tumor in nasal mucosa, epistaxis
Nasopharyngeal carcinoma
Malignant
EBV
Pleomorphic keratin-positive epithelial cells
Acute epiglottis
H. influenza B
Inspiratory stridor
Laryngotracheobronchitis (CROUP)
Upperairway inflammation, parainfluenza
Hoarse barking cough
Vocal cord nodule (singer’s nodule)
myxoid, hoarseness, rest voice
laryngeal papilloma
Benign, HPV6 and 11
Laryngeal carcinoma
squamous cell carcinoma
Risks alcohol and tabacco
hoarseness, cough, stridor
Pneumonia
Fever chills, productive cough with yellow-green sputum( pus) or rusty (blood), tachypnea with pleuritic chest pain, decreased breath sounds, dullness to percussion, elevated WBC
Diagnose: CXR, sputum culture, blood culture
three types: lobar pneumonia, bronchopneumonia, interstitial pneumonia
Lobar pneumonia
consolidation of entire lobe, S. Pneumoniae, Klebsiella.
Congestion, red hepatization (due to exudate n filling alveolar), gray hepatization (degradation), resolution
Bronchopneumonia
scattered pathy consolidation centered around bronchioles, multifocal, bilateral.
Interstitial (atypical) pneumonia
Diffuse interstial infiltrates, mild upper resp symptoms (minimum sputum, low fever)
Bacterial or viral
Aspiration pneumonia
Alcoholics, comatose patients, Bacteroides, fusobacterium, peptococcus
Tuberculosis (TB)
Mycobacterium tuberculosis Primary TB (asymptomatic) Secondary TB (AIDS)
Chronic obstructive pulmonary disease
Chronic bronchitis
Emphysema
Asthma
Bronchiectasis
Chronic Bronchitis
Blue bloater, Reid index >50%, persistent cough with buckets of mucus