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ConditionSymptomsFeverDyspnoeaCoughWheezeHaemoptysisChest painOthers AsthmaChronic inflammation and airway hyper -responsivenessCausing reversible airflow obstructionIntermittentDiurnalMorning dips 3-4 am (similar to PND)Trigger factorsCan be sx free between attacksCOPDProgressive airway and parenchymal damage caused by chronic inflammation.Progressive airflow obstruction, non-reversibleProgressive and persistentWorse with exerciseChronic coughOrIntermittent coughyesIncreased winter LRTIWeight lossFatigue cyanosisFibrotic lung disease Fibrosis of lung parenchyma causing impaired gas transferV:P mismatchURTIyesYesYesSometimes SometimesPleuritic Short history LRTI Range of conditionsPneumonia -infection of parenchymaRisk FxImmunocompromisedTravel Bronchitis- infection of bronchiPulmonary TBNight sweats MalaiseWeight lossAnorexia Lung AbscessMalaiseFatiguePEWarning sx are non-specificNew Sudden onsetBut sometimes progressivesometimesPleuriticRetrosternalCyanosis /collapseif massiveRisk groupsAgeObesityPMHx VTEMalignancyHormones, HRT COCP tamoxifen Pregnancy ImmobilityLung cancersometimessometimesSometimessometimessometimesAnorexia Weight lossfatigueBronchiectasisBronchial wall thickening and dilatation caused by infection and inflammation with mediator releaseclassificationDefective host defencesLocalised bronchial obstructionPost infectiousInflammatory disordersMiscellaneousALWAYS LOOK FOR UNDERLYING CAUSE MRC dyspnoea scaleBreathless when:-Strenuous exerciseWhen hurrying/walking up hillsWalks slower than contemporaries on flat/ has to stop for breath when walking at own paceStops after 100m or after a few min on flatToo breathless to leave house ................
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