cardiovascular questions Flashcards
3 things objectively tested for in asthma diagnosis
REVERSABLE AIRWAY OBSTRUCTION
EOSINOPHILIC INFLAMMATION
PRESENCE OF ALLERGEN SENSITIZATION
After exposure to the allergen in asthma what happens in terms of:
a) cell recruitment
b) epithelial changes
c) structural changes
d) muscle changes
EOSINOPHILS AND INFLAMMATOrY CELLS
MORE GOBLET CELLS
MORE MATRIX
MUSCLE HYPERTROPHY AND INCREASED PROLIFERATION
2 genes that are increased in asthma
il33
OSDMB
3 ILs involved in asthma?
IL4 - COVERSION OF B CELLS TO PLASMA CELLS (MSKING IGE)
IL5 - EOSINIPHILIA
IL13 - MUCUS SECRETION
3 ways in which eosinophilia may be detected in stable disease?
blood test
exhaled NO
sputum test
what is needed for asthma diagnosis?
SYMPTOMS AND 2 TESTS
- CLINICAL ASSESSMENT
- 2 OBJECTIVE TESTS (FENOM SPIROMETRY (OVER 35/40), REVERSABLE AIRWAY OBSTRUCTION)
in the management of asthma, which 2 things reduce airway eosinophilic inflammation?
LEUKOTREINE AGONISTS AND INHALED CORTICSTERIODS
2 things given in asthma for symptomatic relief
b2 agonists
anticholinergic therapies
2 steroid sparing therapies given in severe asthma
IL5 Agonist
anti IGE and
4 things that come together and cause an acute lung attack?
pollution
allergy
smoke
pathogen
3 conditions for omalizumab ( anti ige)
- 6 OVER
- SERUM IGE 30-200
- OTHER THERAPIES NOT WORKING
how does anti il5 ab therapy work?
stops eosinophil recruitment
what is needed for anti il5 ab therapy
REDUCTION IN ATTACKS BY 50%
SERUM EOSINIPILIA MORE THAN 300
5 causes of lung cancer other than smoking
FUMES RADON GAS ASBESTOS CHRONIC LUNG DISEASE IMMUNODEFICIENCY
what types of cancer are small cell cancers
neuroendocrine cells
what focal symptoms are seen in advanced lung cancer
HEADACHE, SIEZUREM WEAKNESS, BEHAVIORUAL CHANGE
what paraneoplastic syndromes are seen in lung cancer?
CLUBBING, HYPERCALAEMIA, HYPONATRAEMIA, CUSHINGS
what is the ultimate method for diagnosis and staging liung cancer? for each area of lung
central airway BRONCHOSCOPTY
mediastinum and lymph nodes
ENDOBRONCHIAL USS
periperal lung tumours
CT GUIDED LUNG BIOPSY
what is sabr
stereotactic ablative body radiotherapy
what 3 genes fors oncogene directed chemo target?
EGFR
ALK
ROS1
3 SIDE EFFECTS OF ONCOGENE DIRECTED DRUGS?
RASH, DIARRHOEA, PNEUMONITIS
how does immunotherapy work?
SWITCHES OFF DEATH LIGANDS ON TUMOUR CELLS SO T CELLS ARE NOT REMOVED SO THEY CAN KILL CANCER CELLS