Additional content Flashcards
Light’s criteria
Used to differentiate between transudative and exudative pleural effusions.
- Pleural fluid protein to serum protein ratio > 0.5
- Pleural fluid LDH to serum LDH ratio > 0.6
- Pleural fluid LDH level greater than two-thirds the upper limit of normal for serum LDH
^ if at least one is true, pleural effusion considered exudative –> underlying path process, e.g., infections, malignancy, PE; if none, then more likely something like HF, cirrhosis, nephrotic syndrome
Pseudomonas aeurginosa cellulitis abx
Meropenem/ceftazidime/cipro/gentamicin/tazocin
Chronic osteomyelitis mx
Surgical debridement + abx
Radial nerve movement
wrist and finger extension
What is this?
pityriasis rosea
Pityriasis rosea features
Oval patch of scaly skin followed by widespread rash of smaller scaly patches, sometimes itchy.
Usually gets better on own within 12 weeks. Syx can be trx w moisturising creams, steroid creams and antihistamines.
Opioid withdrawal mx
Methadone
dilated pupils and abdominal pain, sweaty
Opioid withdrawal
Hip # physical exam finding
Leg shortened + int rotated
What # is this and mx
Bennett’s
No displacement: closed reduction -> thumb spica
Displacement: K wires
What is this and mx
Pseudo bennett’s
Immobilisation + sling
Leukaemia ix to confirm dx
Immunophenotyping using flow cytometry
Mumps mx
supportive care
Campylobacter jejuni mx
Azithromycin
myalgia, supraclavicular lymph nodes, jaundice, and oral ulcers in a patient who traveled to South Africa
HIV
Chemo N+V mx
ondansetron
Raised ICP N+V mx
cyclizine
Bitemporal superior quadrantonopia
Pituitary tumour rupture/haemorrhage
Median n distr of hand
palm side - thumb, INDEX, MIDDLE finger and that half of palm
Tinel’s sign
tingling or “pins and needles” feeling you get when your healthcare provider taps your skin over a nerve
thenar wasting
chronic median N compression
Patient has had surgery, has pain on passive straight leg raise
Compartment syndrome
hip # - which n at danger?
Sciatic n
Pemphigoid v pemphigus
Bullous pemphigoid
- OLD people
- blisters tense, firm
- not usually oral
Pemphigus vulgaris
- middle aged
- blisters rupture easy
- oral lesions common
Most common type of bladder ca
Transitional cell carcinoma
Lung ca + facial flushing
Carcinoid syndrome - release of 5HT
Apache II
ICU mortality prediction score