Respiratory Flashcards
Features of Pancoast syndrome
Horners syndrome
Compression of major vessels in the thoracic inlet
Wasting of intrinsic muscles of hand
Pain in shoulder radiating towards axillary and scapula
Signs of PE
Tachypnoea Chest pain - worse on inspiration Haemoptysis Peripheral cyanosis Raised JVP Gallop rhythm - 3rd HS
Who most commonly gets spontaneous pneumothoraces
Men
20-40 yo
Symptoms of spontaneous pneumothorax
Sudden SOB
pleuritic chest pain
What is Goodpasture’s disease?
syx + signs
Anti-glomerular basement Antibody disease Glomerulo-nephritis Haematuria Decreased urine output Raised BP Dry cough SOB Haemoptysis Anaemia Resp failure
Management of PE
15L O2 NRB
Enoxaparin 1.5mg/kg S/C OD
paracetamol, TEDS
Saline if required
Stop COCP / HRT
What organism commonly causes acute exacerbations in CF pts?
Pseudomonas
Features of CF
Bronchiectasis Recurrent resp inf Pancreatic insufficiency Malabsorption + steatorrhoea DM Delayed growth and puberty Male infertility (absent vas deferens) High sweat NaCl
What genetic abnormality causes CF
Autosomal recessive (1 in 2500 caucasians)
CFTR gene
Chromosome 7
Respiratory causes of clubbing
Bronchial carcinoma Mesothelioma Bronciectasis Abscess Empyema Cryptogenic fibrosing alveolitis CF TB Idiopathic pulmonary fibrosis
Features suggesting lung consolidation
Reduced expansion
Dullness to percussion
Increased tactile vocal fremitus
Bronchial breathing
Most common cause of lung consolidation
Pneumonia
What causes a honey comb lung appearance?
Extrinsic allergic alveolitis
What people commonly get staph aureus pneumonia?
IVDU
elderly
People recovering from Influenza
What Type of pneumonia is caught from parrots
Chlamydia psittaci
What type of pneumonia can occur in HIV patients
Pneumocystis jiroveci
Features of mycoplasma pneumonia
Most common CAP Automimmune haemolytic anaemia - presence of cold agglutinins Erythema multiforme Myopericarditis Meningioencephalitis
Antibiotic for atypical pneumonia
Clarithromycin 500mg IV BD
Features of legionnaires disease
Preceding flu-like illness Dry cough Dyspnoea Hyponatraemia Lymphopenia
Examples of pulmonary-renal syndromes
Wegeners granulomatosis
Microscopic polyangiitis
Goodpastures disease
What is caplans syndrome
Pulmonary manifestation of RA
–> pulmonary nodules
Commonly occurs in RA patients exposed to coal / other dusts.
Syx of caplans syndrome
Cough,
shortness of breath,
Haemoptysis
Respiratory manifestations of RA
caplans syndrome
Fibrosing alveolitis
Pleural effusion
Obliterative bronchiolitis
CXR features suggesting LVF
Kerley B lines
Bat-wing shadows
Prominent upper lobe vessels
Cardiomegaly
CXR features of R upper lobe collapse
Trachea deviated to R
Horizontal fissure displaced upwards
R hilum displaced upwards
CXR features of L upper lobe collapse
Hazy white L lung field
Tracheal deviation to the L
Elevated L hilum
Preservation of costophrenic angle
Causes of multiple small calcified nodules on CXR
Varicella pneumonitis
TB
Histoplasmosis
Chronic renal failure
Causes of hilar enlargement
Malignancy TB Sarcoidosis Organic dust diseases Extrinsic allergic alveolitis
CXR shows ring shadows with tram-lining
Bronchiectasis
CXR appearance of malignant mesothelioma
Pleural calcification
Lobulated pleural mass
CXR showing ground glass appearance
Idiopathic pulmonary fibrosis
Progresses to honey comb appearance
Causes of pulmonary fibrosis
Idiopathic RA Sclerosis UC Methotrexate Amiodarone Chemotherapy
Management of acute exacerbation of COPD
Oxygen Nebulised salbutamol and ipratropium bromide Oral prednisolone or IV hydrocortisone BiPAP Intubate and ventilate
Lifestyle recommendations for COPD
Stop smoking
Exercise
Reduce obesity
1st line treatment for COPD
Inhaled bronchodilators
When is home oxygen considered in COPD patients?
Clinically stable non-smokers
PaO2 <7.3kPa when stable.
Or PaO2 7.3 - 8 kPa AND secondary polycythaemia, nocturnal hypoxaemia, peripheral oedema or pulmonary hypertension.
Standard treatment for community-acquired pneumonia not requiring hospital admission?
Oral amoxicillin 1g PO TDSOral clarithromycin 500mg PO BD if penicillin allergic.
Treatment for severe hospital-acquired pneumonia?
Tazocin ( piperacillin tazobactam) 4.5g IV QDS
Ciprofloxacin 400 mg IV BD
If pen allergic = cipro and gentamicin 5mg/kg IVI OD
Treatment for severe community-acquired pneumonia with atypical pathogens?
Clarithromycin 500mg IV BD
Co-amoxiclav 1.2g IV TDS
Treatment of proven chlamydia pneumonia
Oral Tetracycline
What does stridor indicate
Upper airway obstruction
E.g. foreign body, croup
Positive cold agglutinins suggests what pathogen?
Mycoplasma