Cases Book 2 Flashcards
RUQ pain post eating. No other Sx. Dx?
Symptomatic cholelithiasis
RUQ pain and jaundice. Dx?
Choledocholithiasis
RUQ pain, fever and Murphy’s sign positive. Dx?
Acute cholecystitis
RUQ pain, jaundice, fever. Dx?
Ascending cholangitis
RUQ pain, jaundice, fever. Name of triad?
Charcot’s triad
Which conditions have raised WCC and LFTs?
Acute cholecytitis
Acute cholangitis
What is the imaging and results for cholethiliasis?
USS - stone in GB
What is the imaging and results for choledocholithiasis?
USS - stones +/- dilated CBD
What is the imaging and results for acute cholecystitis?
USS - stones in GB, thick wall and dilated lumen of GB
What is the imaging and results for acute cholangitis?
USS + ERCP
What is the initial and definitive Mx for acute cholecystitis?
1st = NBM, analgesia, fluids, IV ABx Def = Lap chole in a week
What is the initial and definitive Mx for acute cholangitis?
1st = NBM, analgesia, IV ABx, IV fluid, ERCP Def = elective lap chole
List complications of acute cholecystitis
Empyema
Porcelain GB
GB cancer
GB ileus
List complications of acute cholangitis
CBD perforation
Sepsis
Name the borders of Hesselbach’s triangle
Medial = lateral rectus abdominis Lateral = Inferior epigastric artery Inferior = inguinal ligament
Where is the inguinal ligament?
ASIS to pubic tubercle
List the walls of the inguinal canal
Ant = external oblique aponeurosis Post = transversalis fascia Floor = inguinal ligament Roof = TF, internal oblique, transversus abdominus
Where is the deep ring?
Midpoint of inguinal ligament
Where is superficial ring?
Superior to pubic tubercle
What is the course of an indirect inguinal hernia?
Deep ring –> inguinal canal –> superficial ring
What is the course of a direct inguinal hernia?
Weak posterior wall –> canal –> superficial ring
Which type of hernia has a cough impulse?
Direct
Name the stages of diabetic retinopathy
- Background retinopathy
- Preproliferative
- Proliferative
Name the features of background retinopathy
Hard exudates
Microaneurysms
Blot haemorrhages
What are hard exudates?
Leaked lipid from BV
Name the features of pre-proliferative retinopathy
Cotton wool spots
What are cotton wool spots?
Retinal ischaemia
Name the features of proliferative retinopathy
Formation of new BVs
Name the features of HTN retinopathy
SAFE Silver wiring AV nipping Flame haemorrhages pailloEdema
Raised pearly edges, telangiectasia and central rodent ulcer. Dx?
BCC
Raised, everted edges with hyperkeratotic, ulcerating core. Sun exposed area. Dx?
SCC
What is the difference in formation of BCC and SCC?
BCC is in stratum basal in epidermis, SCC is in epidermis
What is the key prognostic difference between BCC and SCC?
BCC = slow growing, no mets SCC = faster growing, mets
What is Marjolin’s ulcer?
SCC in chornic inflammaed area
Name 4 types of melanoma
Superficial spreading
Nodular
Lentigo maligna
Acral lentiginous
What is a key feature of nodular melanoma?
Aggressive, not from existing naevi
What is a key feature of lentigo maligna?
Elderly, on face
What is a key feature of acral lentiginous?
In darker skinned people, on palms and soles
List Sx of HUS
TRIAD
Microangiopathic haemolytic anaemia
Acute renal failure
Thrombocytopenia
List causes of HUS
E Coli (kids) OCP Cancer Malignant HTN SLE
What is TTP?
HUS + neuro Sx + fever
Fever, headache, diarrhoea, dry cough, confusion. Dx?
atypical pneumonia
List 3 causes of atypical pneumonia
Legionella
Mycoplasma pneumoniae
Chlamydia psittaci
Pneumonia w birds. Dx?
Chlamydia psittaci
Pneumonia with air con and AGs in urine. Low Na. Dx?
Legionella
What is mycoplasma pneumoniae associated with?
Transverse myelitis
Red cell agglutination
Epidemics
Pneumonia in IVDU. Had flu a few weeks before. Cavitating lesion on CXR. Dx>
Staph aureus
Pneumonia in COPD patient?
Moraxella cattarhalis
1st line Tx of HTN in under 55 y/o?
ACEi or ARB
1st line Tx of HTN in black / over 55 y/o?
CCB
1st line Tx of HTN in someone with heart failure?
Thiazide
Name an ACEi
Ramipril
Name an ARB
Losartan
Name a CCB
Amlodipine
2nd line Tx of HTN ?
CCB + ACEi or ARB
What can be given if CCB not tolerated?
Thiazide
3rd line Tx of HTN ?
CCB + thiazide + ACEi / ARB
4th line Tx of HTN ?
Refer to specialist
Spironolactone
1st line Tx of HTN in DM patient?
ACEi
2nd line Tx of HTN in DM patient?
CCB
1st line Tx of HTN in preg?
CCB
What is ABx for CAP?
Amoxicillin & clarithromycin
ABx for aspiration pneumonia?
Metronidazole
ABx for C.diff infection?
Metronidazole
ABx for skin infection?
Flucloxacillin
ABx for MRSA?
Vancomycin
ABx for UTI?
Nitrofurentoin or trimethroprim
ABx for COPD exacerbation or malaria?
Tetracycline
ABx for pseudomonas?
Gentamicin
ABx for meningococcus?
Ceftriaxone
What is Addisons?
Primary adrenal insufficiency (AI attack of adrenals)
What is the blood result of Addisons?
LOW cortisol / aldosterone
Low Na, High K
Describe typical Addisons pt
Female, blood thinners, adrenal haemorrage
What AB is associated with Addisons?
Anti adrenocortical AB
PC of Addisons?
Fatigue, anorexia, weight loss, N&V, hyperpigmentation in palmar creases and mucosa
Ix for Addisons + results?
U&Es - low Na, high K
9am cortisol - LOW
Short synthacten test - VERY low
Serum ACTH - high
What is Mx of acute Addisonian crisis?
Fluid resus
Glucocorticoid