Station 5 Paces Flashcards
Taking history of bloody diarrhoea
Presenting complaint
Systemic symptoms (fever, anorexia, weight loss, rash, arthralgia, aphthous ulcers)
PMHx and PSHx
Meds history
FH, SHx
Examination findings for ?IBD dx
Pallor
Nutritional status
Pulse and BP
Oral ulceration
Surgical scars/stomas
Tenderness
Palpable mass
Perianal disease
Steroid side effects
Gum hypertrophy from ciclosporin
Investigating IBD
Stool MC&S
FBC, UE, CRP, electrolytes
AXR
Flexi sig
Treatment for Crohns
Mild- moderate: oral steroids and mesalazine
Severe disease: IV steroid, IV infliximab
Maintenance therapy: oral steroids, aza, infliximab, adalimimab
Metronidazole in Crohns with orrianal infection/fistula/small bowel bacterial over growth
Nutritional support
Treatment for UC
Mild to mod: Oral or rectal steroids and mesalazine
Severe: IV steroids, IV ciclosporin
Maintainence therapy: oral steroids, mesalazine, azathioprine
Surgical management of IBD
Crohns: used for strictures, fistula or perianal disease that fails to respond to medical management
UC: emergency surgery for severe refractory disease or symptomatic relief of chronic disease or carcinoma
Complications of Crohns
Malabsorption
Anaemia
Abscess
Fistula
Obstruction
Complications of UC
Anaemia
Toxic dilatation
Perforation
Colonic carcinoma
- higher risk in patients with pancoitis and PSC
- surveillance colonoscopy 3 yearly in patients with pancolitis >10 years, increasing frequency with every decade form diagnosis
Extra- intestinal manifestations of IBD
Aphthous ulcers*
Erythema nodosum*
Pyoderma gangrenosum*
Finger clubbing*
Large joint arthritis*
Seronegative arthritis
Uveitis*
Episcleritis*
Iritis*
PSC
Systemic amyloidosis
- related to disease activity
What is dermatitis herpetiformis?
Itchy blistering rash usually in extensor surfaces secondary to an insensitivity to gliadin in gluten (hence commonly associated with coeliac disease
Diagnosis of dermatitis herpetiformis
Skin biopsy
Screen for coeliac disease:
FBC, iron, b12/folate, calcium
IgA TTG
Anti- endomysial antibodies
Small intestinal biopsy
Management of coeliac disease and dermatitis herpetiformis
Gluten free diet + dietitian referral
Oral dapsone
Aetiology of rhuematoid arthritis
Combination of genetic and environmental factors
Association with HLA-DR4
Association with smoking
Pathophysiology of RA
Disease exclusively of synovial joints
Inflammation of the synovial membranes due to the presence of immune complexes in these joints which leads to activation of the immune system and synovitis
Clinical presentation of RA
Symmetrical MCP, PIP and wrist joint synovitis
Joint pain, stiffness, swelling of joints and erythema
Cervical spine involvement
Characteristic dermformities:
- ulnar deviation of MCP joints
- boutnonniere deformities of fingers
- swan neck deformities
- Z deformity of thumbs
Extra articular features:
- rhuematoid nodules
- episcleritis
Diagnosis of RA
X-rays- periarticular osteopenia, symmetrical joint space loss, deformities, erosions, nodules)
RF (+ve in 70%)
Anti- CCP (+ve in 60%, more specific than RF)
ANA (+ve in 30%)
ESR and CRP
FBC (? Anaemia)
U&E (renal involvement and before NSAIDs)
Synovial fluid - raised wcc, raised protein, low glucose
Urine dip and PCR
ACR/ EULAR 2011 classification criteria (>6 points)
Management of RA
MDT approach
Disease education
Smoking cessation
Physiotherapy
NSAIDs with stomach protection
Steroids
Methotrexate + DMARD
Occasionally surgery
Features associated with poor prognosis in RA
Rhuematoid factor or anti- CCP antibodies
Smoking
Extra- articular features
HLA-DR4
Female
Early erosions
Severe disability at presentation
Systemic manifestations of RA
Pulmonary:
- fibrosis
- effusions
- fibrosing alveolitis
- obliterative bronchiolitis
- caplans nodules
Eyes:
Scleritis/episcleritis
Neurological:
- carpal tunnel syndrome
- Atlanto- axial subluxation
- peripheral neuropathy
Haematological:
- Feltys (RA+ splenomegaly+ neutropenia)
Skin: palmar erythema, Raynauds, pyoderma
Renal: glomerulonephritis
Aetiology of Ehlers Danlos Syndrome
Faulty genes in EDS result in abnormal phenotypical expression owing to defective collagen and extra cellular matrix proteins.
Hypermobile, classical, vascular EDS have an autosomal dominant inheritance pattern
Kyphoscoliotic, classical- like and cardio- valvular are autosomal recessive
Clinical presentation of EDS
Hyperflexible joints
Increased skin elasticity
Bruising
Joint dislocations
Widespread pain
Aortic aneurysm
Mitral valve prolapse
Blue sclera, tinnitus, hernias, prolapse
Investigation of EDS
Echo
CT
Molecular genetic testing
Management of EDS
Physiotherapy
Analgesia
CBT
Genetic counselling
Cardiovascular screening
What is the Pathophysiology of sarcoidosis?
Granulomas composed of macrophages, lymphocytes, epethelioid histiocytes fuse to form a multinucleotide giant cell
Clinical presentations of sarcoidosis
Painless rubbery lymph nodes
Splenomegaly
Hepatomegaly
Erythema nodosum
Skin plaques
Subcutaneous nodules
Lupus pernio
Anterior uveitis
Cranial nerve palsies
Diabetes insipidus
Arrhythmias
Hypercalcaemia
Nephritis
Bone cysts
Arthritis
Keratoconjuctivitis sicca ( dry eyes)
Diagnosis of sarcoidosis
CXR
CT
Tissue biopsy
Elevated ACE and calcium
U&E and urine dip
LFTs
Calcium + 24 hr urine calcium excretion
Lung function tests - restrictive
BAL - increased lymphocytes
Biopsy- non caseating granulomas
ECG
The combination of bi/hilar lymphadenopathy and erythema nodosum in a young adult is highly suggestive of sarcoidosis
Grading of sarcoidosis based on CXR
Stage 0 - clear CXR
1- bilateral hilar lymphadenopathy
2- BHL + pulmonary infiltrates
3- diffuse pulmonary infiltrates
4- pulmonary fibrosis
Management of sarcoidosis
Corticosteroids if:
- stages 2-4 CXR findings
- persistent Hypercalcaemia and hypercalciuria despite dietary calcium restriction
- ophthalmological complications
- neurological complications
With gastro and bone protection
History and examination of Marfans station 5
- PC
- affect on daily living
- exercise levels
- prev. Complications eg. Pneumothorax, aortic dilatation, lens dislocations
- examine for hypermobility, murmurs, chest surgery, chest deformity, palette, blue sclera
- drug history - ACEi and b-blocker
Causes of Raynauds
Primary (more common in younger females)
Secondary ( usually over 30)
- systemic sclerosis
- SLE
- RA
- Dermatomyositis
- smoking
- beta blockers
History for suspected raynauds
Classical triphasic colour changes (white, blue, red) with pain on reperfusion
Thumb often spared
Hx of digital ulceration
Underlying cause:
Rashes
Alopecia
Mouth ulcers
Dysphagia
Joint pain
Dyspnoea
Examination of suspected raynauds
Hand inc. joints and pulses
Lungs
Heart (loud s2)
Proximal muscle weakness
Rashes
Systemic sclerosis features
Investigating suspected Raynauds
In an otherwise healthy young woman further inv. May not be required.
Bloods inc ANA, ENA, dsDNA, complement levels, CRP, ESR
Urine dip for proteinuria or haematuria
Capillaroscopy
ECG
CXR
Lung function tests
Echo
Management of Raynauds
Stop smoking
Heated gloves and socks
Avoid cold precipitant
Nifedipine
Sildenafil
Prostaglandins if incipient gangrene
Aspirin
What is gestational hypertension
Develops after 20 weeks and may be transient or chronic
BP> 140/90
What is pre- eclampsia
Pregnancy induced hypertension + proteinuria and/or oedema
Eclampsia is the occurrence of convulsions superimposed on pre-eclampsia
Risk factors for pre-eclampsia
1st pregnancy
Age >40
BMI>30
FHx
Pregnancy interval >10 year
Multiple pregnancy
Chronic hypertension
Previous preeclampsia
Renal disease
Autoimmune disease
Diabetes
Complications of gestational hypertension or pre-eclampsia
HELLP syndrome
Eclampsia
AKI
DIC
ARDS
Future risk of hypertension
Cerebrovascular haemorrhage
Prematurity
IUGR
Placental abruption
Fetal death
Clinical presentation of pre-eclampsia
Frontal headache
Visual disturbance
Epigatric/RUQ pain
Nausea/vomiting
Rapid oedema
Clinical finding of pre-eclampsia
BP> 140/90 or 160/110 if severe
Proteinuria >300mg in 24 hr
Facial oedema
RUQ pain
Confusion
Hyperreflexia or cerebral irritation
Uterine tenderness or vaginal bleeding from placental abruption
Investigations for pre-eclampsia
Urine dipstick + 24 collection
FBC, UE, LFT
US
Management of pre/ eclampsia
If high risk take aspirin from 12 weeks
Regular monitoring
BP control with Labetolol
BP >160/110 needs admission steroids
Differential diagnosis for headache in pregnancy
Venous sinus thrombosis
Migraine
Dehydration
SOL
Investigating PE
FBC, BNP, trop
CXR
ECG
D dimer if wells </= 4
Wells Score for PE
3 points for:
Clinical signs/symptoms of DVT
PE most likely or equally most likely dx
1.5 points for:
HR >100
Immbolisation for last 3 days or surgery in last 4 weeks
Prev. PE or DVT
1 point for:
Haemoptysis or malignancy
Causes of reactive arthritis
Gastroenteritis eg. Shigella, salmonella, campylobacter
STI eg. Chlamydia
Most commonly affects young men carrying the HLA-B27 antigen
Joint symptoms usually post date infection by 4-8weeks
Investigation of suspected reactive arthritis
FBC, UE, CRP
RF
ANA
HLA-B27
Urine and genital swabs if concerning for STI
Joint aspirate for cell count, crystals, culture and sensitivity if effusion present
Management of reactive arthritis
Indentification and treatment of precipitating infection
NSAIDs
Corticosteroid injection to affected joint
Physio if ongoing symptoms
Clinical presentation of ankylosing spondylitis
Lower back pin and stiffness
Anterior chest pain
Usually young male
Extra-articular features:
- anterior uveitis
- apical lung fibrosis
- aortic regurgitation
- AV nodal heart block
- Achilles tendinitis
Investigating suspected ankylosing spondylitis
Inflamm markers
FBC
ALP
RF (-ve)
ANA
HLA-B27
Spinal X-rays/ MRI
ECG
Echo
Spiro/HRCT
Radiological changes in ankylosing spondylitis
Blurred joint margins
Subchondral erosions
Sclerosis or fusion of the sacroiliac joints
Loss of lumbar lordosis
Bamboo spine (marginal sydensmophytes bridging multiple vertebra)
Management of ankylosing spondylitis
Calculate BASDAI
NSAIDs
DMARDs
Steroids
Physio
Rheum referral
Examining patient with suspected ank spond
Fixed kyphoscoliosis
Loss of lumbar lordosis
Reduced chest expansion
Protuberant abdo due to diaphragmatic breathing
Occiput to wall distance >5cm
Reduced range of movement through out whole spine
Schobers test shows expansion <5cm on maximum forward flexion
Aortic regurgitation
Apical lung fibrosis
Achilles tendinitis
Clinical signs of osteogenesis imperfecta
Fractures
Blue sclera
Hyper mobile joints
Teeth problems
Hearing problems
Indications for CT head before Lp
Focal neurological symptoms
Reduced GCS
Signs of raised ICP eg. Papilloedema
What is Kernigs sign
Flex hip, then knee extension. Knee extension is resisted/causes pain
Examining a patient with suspected meningitis
Localising signs which may suggest cerebral abscess
Unilateral dilated pupil or papilloedema which may indicate a raised ICP
Ask to check obs
Interpreting CSF
Bacterial: low glucose, high protein, neutrophils and gram +ve cocci
Viral: normal glucose and protein, mononuclear cells
What causes retinitis pigmentosa?
Inherited disorder causing loss of photoreceptors causing progressive and severe visual loss
History of retinitis pigmentosa
Gradual visual loss
Painless
Both eyes
Tunnel vision
FHx
Affect on day to day life
Examining a case of suspected retinitis pigmentosa
Items around bed side
VA (may be normal or reduced)
VF- loss of peripheral vision
Pupils
Eye movements
Fundoscopy- bone spicule pigmentation which follows the vein and spares the macula
Syndromes associated with retinitis pigmentosa
Ushers: congenital deafness’s
Laurence- moon syndrome: polydactylyl, obese, deaf, dwarfism, renal failure
Refsum’s disease: ataxia, deaf, ichthyosis
Kearns- sayer syndrome: ophthalmoplegia, ataxia, deaf, conduction delays
Other causes of tunnel vision
Papilloedema
Glaucoma
Choroidoretinitis
Management of retinitis pigmentosa
Refer to ophthalmology and geneticist
Vitamin A may slow disease progression
History taking with acromegaly
Early morning headache
Nausea
Tunnel vision
Loss of libido
Lactation
Change in appearance/shoe size/ ring size
Complications of acromegaly
Acanthosis nigricans
BP (Hypertension)
Carpal tunnel syndrome
DM
Enlarged organs
Field defect (bitemporal hemianopia)
Goitre, GI malignancy
Heart failure, hirsuitism,
Joint arthropathy
Kyphosis
Lactation
Myopathy (proximal)
Diagnosing acromegaly
Raised plasma IGF-1
Non suppression of GH after an oral glucose tolerance test
MRI Pituitary fossa
CXR - cardiomegaly
ECG and Echo
Hypopituitary
HbA1c
Visual field testing
Sleep studies for obstructive sleep apnoea
Management of acromegaly
Surgery with transsphenoidal approach
Radiotherapy
Somatostatin analogues
Dopamine agonists
Growth hormone receptor antagonists
Causes of hypothyroidism
Autoimmune eg. Hashimotos
Iodine deficiency
Drugs - amiodarone, lithium, anti thyroid meds
Iatrogenic- radiotherapy, thyroidectomy, neck radiotherapy
Subacute thyroiditis
Genetic- pendreds syndrome (deaf)
Secondary hypothyroidism due to hypopituitarism or hypothalamic dysfunction
Examining a patient with suspected hypothyroidism
General: weight gain, dry skin
Slow pulse
Cool peripheries
Thyroid acropachy
Peri-orbital oedema
Loss of eyebrows
Xanthalasma
Hair loss
Goitre or thyroidectomy scar
Slow relaxing ankle jerk
Pericardial effusion
CCF
Carpel tunnel
Proximal myopathy
Investigating suspected hypothyroidism
FBC to exclude anaemia
U&E (hyponatraemia)
Lipid profile
TFTS
Autoimmune studies: anti- thyroid peroxidase autoantibody
Us thyroid if modules felt or asymmetry
CXR
Bp
ECG
Management of hypothyroidism
Levothyroxine 50mcg OD review at 12 weeks and titration as needed aiming for normal TSH
Note can precipitate angina or unmask Addisons resulting in crisis
Interpreting thyroid results
High TSH and low T4 = primary hypothyroidism
Low TSH and low T4 = secondary hypothyroidism
Raised TSH normal T4 = sub clinical hypothyroidism or poor compliance with T4
Wells score for DVT
1 point for each of:
Active cancer
Bedridden for 3 days or surgery in 3 months
Calf swelling >3cm
Collateral superficial veins
Entire leg swollen
Localised tenderness along deep vein
Pitting oedema to symptomatic leg
Paralysis of leg recently
Previous DVT
- 1 if alt diagnosis more likely
Clinical features of hereditary haemorrhagic telangiectasia (Osler- Weber- Rendu syndrome
Multiple telangiectasia on the face, lips and buccal mucosa
Anaemia
GI bleeding
Cyanosis and chest bruit (pulmonary vascular abnormality/shunt)
Discussion points re. Hereditary haemorrhagic telangiectasia
Autosomal dominant
Increases risk of gastro-intestinal haemorrhage
Epistaxis
Haemoptysis
Vascular malformations:
- pulmonary shunts
- intracranial aneurysms (SAH)
- cirrhosis
DVLA group 1 licence rules on syncope
Check the 3 Ps (provocation, prodrome, postural) if all present can continue to drive.
If solitary with no cause - 6 month ban
If clear cause which is treated- drive after 4 weeks
CHADSVAS
Congestive cardiac failure =1
Hypertension =1
Age >75 = 2
Diabetes = 1
Stroke/TIA = 2
Vascular disease = 1
Age 65-74 = 1
Sex (female) = 1
ORBIT score
Hb <13 if male or 12 if female = 2
Age >74 = 1
History of bleeding = 2
eGFR <60 = 1
Treatment with antiplatelets = 1
Taking history in hypertensive patient
Previous blood pressure readings
Associated symptoms: headache, visual disturbance, paroxysmal symptoms (phaeo)
Other medical history
Other cardiovascular risk factors
Drug history
Risk of pregnancy
Examining hypertension patient
Body habitus: obese, cushingoid, acromegalic
Radial pulse+ radial-radial and radio- femoral delay
BP in both arms
Evidence of heart failure
Evidence of renal disease
Fundoscopy
Grades of hypertensive retinopathy
- Silver wiring (thickened arterioles)
- AV nipping ( narrowing of veins as arterioles cross them)
- Cotton wool spots and flame haemorrhages
- Papilloedema