Long Case Flashcards
(195 cards)
What investigations should be ordered for resistant hypertension?
electrolytes glucose creatinine urine ACR ambulatory blood pressure monitor screen for primary aldosteronism image for renal artery stenosis sleep study urinary catecholamines investigations for cushing’s
What did the sprint study show?
intensive blood pressure management (SBP 120) had reduced death from any cause compared with standard management (SBP 130-140)
NYHA classes?
NYHA I: no symptoms even during exercise
NYHA II: symptoms with moderate exercise
NYHA III: symptoms with slight exercise
NYHA IV: symptomatic at rest
First line therapy for all heart failure patients?
treat iron deficiency (if ferritin < 100 and tsats < 20%)
lifestyle modification: exercise, weight loss, reduce salt and fluid intake, smoking cessation, reduce EtOH intake
education
avoid exacerbating drugs
manage comorbidities - sleep apnoea, depression
Which heart failure patients qualify for cardiac resynchronisation therapy?
LVEF < 35% and QRS > 150
Which heart failure patients qualify for ICD?
LVEF < 35% and NYHA class II to III
What are the causes of pulmonary hypertension?
pulmonary arterial hypertension due to left heart disease due to lung disease CTEPH unclear
What investigations should be done for pulmonary hypertension?
CXR ECG TTE right heart catheterisation RFTs V/Q scan HRCT sleep study
What management may be beneficial for all types of pulmonary hypertension?
diuretics
oxygen (mortality benefit if group 3)
exercise training
transplantation
What are the lipid targets for IHD?
LDL < 1.8 and TC < 4
Complications of long term steroids?
infections osteoporosis hyperglycaemia skin thinning moon facies buffalo hump ecchymoses obesity cataracts glaucoma fluid retention hypertension premature atherosclerotic disease atrial fibrillation myopathy mood disorders psychosis leukocytosis avascular necrosis
First line investigations for cushings?
late night salivary cortisol
24 hour urinary free cortisol
low dose dexamethasone suppression test
What are the anterior pituitary hormones?
GH FSH LH ACTH TSH prolactin
What is the definition of osteoporosis on T score?
osteopaenia -1 to -2.5
osteoporosis < -2.5
If T score not < -2.5 and no minimal trauma fracture what is the indication for osteoporosis treatment?
using FRAX calculator hip fracture risk > 3% or any fracture > 20%
OR T < -1.5 and on prednisolone > 7.5mg for 3/12
How often should DEXA scans be repeated?
2 yearly once diagnosed
What tests should be done for a secondary osteoporosis screen?
FBE, UEC, SPEP, serum FLCs, UPEP, LFTs, CMP, vitamin D, PTH, TSH, ESR, CRP, testosterone
consider: coeliac antibodies, oestrogen/LH/FSH in women, hypercortisolism screen
What is the MOA of bisphosphonates?
binds hydroxyapeptite in bone and act as osteoclast toxin
Side effects of bisphosphonates?
GI irritation (oral)
flu like symptoms, hypocalcaemia (IV)
atypical femoral fracture
osteonecrosis of the jaw
What is the MOA of denosumab?
antibody that binds RANKL to prevent osteoclast bone resorption
What is the general HbA1c target?
<1%
What did the DAPA-HF study show?
reduced risk of worsening heart failure or death from cardiovascular disease in HFrEF patients regardless of whether they had diabetes
What are the relative contraindications for SGLT2 inhibitors?
general thrush infections, recurrent UTI, ketosis prone, frail elderly, prone to dehydration, immunocompromised, active foot ulcer
When are DPP-4 inhibitors contraindicated?
previous pancreatitis