Presenting complaint and ddx Flashcards

1
Q

headache

A
  1. vascular: subarachnoid heamorrhage, heamatoma (subdural or extradural), cerebral venous thrombosis, cerebellar infarct.
  2. infection: meningitis, encephalitis
  3. vision threatening: temporal arthritis, acute glaucoma, cavernous sinus thrombosis, pituitary apoplexy, posterior leucoencephalopathy
  4. Intercranial pressure: SOL (tumour abcess or cyst), cerebral oedema (trauma or altitude), hydrocephalus, malignant hypertension, idiopathic intercranial hypertension
  5. Dissection: carotid artery
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2
Q

ddx non-sinister headache

A
  1. Tension type headache
  2. Migraine
  3. Sinusitis
  4. medication overdose
  5. TMJ syndrome
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3
Q

Confusion (delirium)

A
  1. infection: (chest, urinary, enchalitis, brain abcess, sepsis)
  2. Drugs: diuretics, thyroid medication, digoxin or withdrawal from medications)
  3. metabolic: electrolyte disturbances (hypercapnia, Na, thiamine)
  4. trauma: subdural or extradural heamatoma
  5. stroke or MI
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4
Q

blackout

A
  1. reflex (vasovagal response)
  2. cardiac (rhythm or outlet obstruction) Arrythmias
  3. orthostatic - drugs (antihypertensives and antisympathetics)
  4. cerebralvascular (vertebral basilar insufficiency)
  5. non-syncopal: intoxication and head trauma, metabolic, epilepsy
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5
Q

lateral neck lump

A

think anatomically:
Artery: carotid artery aneurysm, subclavian artery aneurysm, carotid body tumour
nerves: neurofibromas or schwannoma
Lymphatic: malformation
lymphoma, infection
salivatory glands: infection, autoimmune, neoplasm
larynx: laryngocele
pharynx: pharngeal pouch
branchial arch remanant: brachial cyst/ sinus/ fistula
skin or superficial subcutaneous: lipoma, epidermal cyst, abcess, dermiod cyst.
muscle. cartilage. bone: sarcoma, cervical rib, torticollis.

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6
Q

midline neck lump

A
  1. Thyriod: physiological goitre, multinodular goitre, graves’ disease, hashimoto’s thyroiditis, thyroglossal cyst
  2. non-thyriod:lipoma, dermoid cyst, epidermal cyst, abcess, lymphoma
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7
Q

heamatemesis

A
  1. inflammation: stomach (gastritis)/ duodenitis
  2. esophagus (oesophagitis, trauma, boerhaave’s oesphagus performation) varices cancer
  3. mallory weiss tears
  4. stomach cancer
  5. arteriovenous malformations
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8
Q

high dysphagia

A

functional: stroke, parkinson’s disease, myasthenia gravis, multiple sclerosis, myotonic dystrophy
Structural: mural (cancer, pharyngeal pouch, cricopharyngeal bar)

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9
Q

low dysphagia

A

functional: achalsia, chagas’ disease, nutcracker oesophagus, diffuse esophageal spasm, CREST syndrome

structural:
lumen: foreign body
mural: cancer, stricture, plummer vinson syndrome, schatzki ring, congenital atresia, post-fundoplication
Extrinsic: mediastinal mass, retrosternal goitre, bronchial carcinoma, thoracic aortic aneurysm, pericardial effusion

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10
Q

acute cough

A

dry: asthma, rhinitis/sinusitis with post nasal drip, upper respiratory tract infection, drug induced (ACE inh), lung cancer
productive: lower respiratory tract infection (pneumonia, bronchitis)
COPD, TB

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11
Q

chronic cough

A

dry: asthma, GORD, post nasal drip, smoking, lung cancer, COPD,
productive: bronchiectasis, TB, lung cancer, recurrent aspiration, Cystic fibrosis

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12
Q

heamoptysis

A
  1. Infective: TB, pneumonia, lung abcess, mycetoma
  2. neoplasticism: primary lung cancer or met
  3. vascular: pulmonary embolism, bleeding tendency, vascular bronchial fistula
  4. inflammatory: goodpastures syndrome., granulomatosis with polyangiitis, hereditary heamorrhagic telangiectasia
  5. degenerative: bronchiectasis
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13
Q

chest pain

A
  1. musculoskeletal inflammation
  2. heart: ACS, pericarditis, stable angina, vasospasm (cocaine)
  3. PE
  4. pancreatitis and cholcystitis
  5. Aortic dissection/ aneurysm
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14
Q

shortness of breath

A
  1. insufficient air getting into the lungs:
    obstruction: asthma, COPD, tumour, airway oedema
    intra thoracic: pneumothorax., PEffusion
    extrathoracic: chest wall abnormality (pectus excavatum, kyphoscoliosis)
  2. not enough air getting into the blood:
    alveolar damage: emphysema, interstitial lung disease
    fluid between the alveolar wall and the capillary
    oedema (heart/liver/ kidney failure)
    inflammation (pneumonia)
  3. insufficient O2 getting around the body
    CO= heart failure, aortic stenosis, immobility
    Anaemia
    shock
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15
Q

ddx of SOB based on time frame seconds to minutes

A

seconds to minutes

  1. bronchospasm (asthma or COPD)
  2. anaphylaxis
  3. laryngeal oedema
  4. pulmonary embolism
  5. acute epiglottis
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16
Q

SOB time frame hours to days

A
  1. pneumonia
  2. heart failure
  3. pleural effusion
  4. ARDs
  5. post op atelectasis
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17
Q

SOB weeks to months

A
  1. COPD
  2. Chronic asthma
  3. Heart failure
  4. Pulmonary fibrosis
  5. anaemia
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18
Q

Breast Lump

A
  1. benign cystic change
  2. fibroadenoma
  3. cyst
  4. carcinoma
  5. other: phyllodes tumour
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19
Q

epigastric pain

A
  1. pancreas: acute pancreatitis
  2. stomach: PUD (perforation), gastritis/ doudenitis, borhaaves perforation
  3. heart: MI
  4. Aorta: AAA
  5. Bowel: mesentaric ischemia
  6. gallbladder: cholecystitis (acute/ ascending) biliary colic
  7. Lung: basal pneumonia
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20
Q

nausea and vomiting based on Brain centres

A
  1. vestibular system- BPPV, labrinthitis, motion sickness, Meniere’s disease
  2. CNS- pain, anxiety, raised ICP, meningitis, encephalitis
  3. chemoreceptors trigger zone= meds, alcohol, e-, toxins
  4. CN 9 and 10 - GI obstruction, GI infection, inflammation of the diaphragm, inflammation of the liver, pancreas, gallbladder and peritoneum
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21
Q

female of reproductive age vomiting

A

pregnancy

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22
Q

acute (less than one month) vomiting

A
  1. abdominal pain with fever- gastritis, food poisoning, appendicitis, mesenteric adenitis, pancreatitis
    without fever- SBO, DKA, drug SE or overdose, mesentaric ischemia, MI, testicular torsion
  2. headache- meningitis, raised ICP, SOL, migraine
  3. Vértigo- labyrinthitis, meniere, BPPV, acoustic neuroma
  4. shortly after food- gastric outlet obstruction,
  5. none- drug SE, anxiety, hyperthyroid, renal failure plus uremia, cyclic vomiting syndrome
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23
Q

chronic (greater than 1 month) vomiting

A
weight loss- upper GI obstruction (esophageal cancer) 
or functional (motor neuron disease), coeliac disease 
no weight loss- oesophagitis, and pharyngeal pouch
24
Q

Jaundice ddx

A
  1. pre hepatic- intravascular haemolysis
    congenital: G6DPH def, PK def, sickle cell, thalassemia
    acquired: artificial heart valves, blood group mismatch, DIC, malaria, HELLP syndrome, meds
    extravascular: congenital: hereditary spherocytosis,
    acquired: autoimmune haemolysis
  2. hepatic: reduced hepatic uptake: cholycystographic contrast agents, portosystemic shunts to bypass the cirrhosis liver
    congenital: gilbert’s syndrome, Crigler- Najjar syndrome
    infection: viral hep, bacterial hep (leptospirosis, Weil’s disease), ascending cholangitis, liver abcess, tapeworm infection
    neoplasm: metastatic liver disease, hepatocellular carcinoma, pancreatic cancer,
    vascular Budd Chiari
    autoimmune hepatitis
    wilson’s disease and heamachromotosis
    rifampcin
  3. posthepatic
    gallstones, cholecystectomy, PBC, cholangiocarcinoma
    COCP, nitrofurtoin, co-amox
25
Q

right upper quadrant pain

A
  1. Liver= hep, biliary colic, cholecystitis, ascending cholangitis
  2. duodenal ulcer = gastritis
  3. Pancreas- pancreatitis
  4. Appendix appendicitis
  5. Kidney= pyloenephritis
  6. bowel- small bowel obstruction
  7. lung- pneumonia
26
Q

right illiac fossa pain

A
  1. Appendicitis
  2. bowel- gastroenteritis, constipation, Meckels diverticulitis, DKA, cae cal volvulous
  3. kidneys- ureteric colic , pyleonephritis, UTI
  4. inguinal/ genital: testicular torsion, femoral hernia, ectopic pregnancy, posas abcess
  5. pancreas and bile duct- acute pancreatitis, cholecystitis
27
Q

left illiac fossa pain

A
  1. large bowel= acute diverticulitis, constipation, IBD, ischaemic colitis, pseudomembranous colitis, sigmoid perforated carcinoma, IBS
  2. aorta: AAA leaking
  3. kidney: pyelonephritis and UTI. ureteric colic
  4. DKA
28
Q

Flank pain

A
  1. muscular sprain or spinal pathology
  2. kidney: nephrolithiasis, ureteric colic, pyelonephritis
  3. AAA leaking
  4. testicular torsion
29
Q

Constipation

A
  1. abnormal peristalsis- IBS, Meds, hypothyriodism, hypercalcaemia, hypokalaemia
  2. hard faeces- lack of fibre or dehydration
  3. bowel obstruction- colorectal adenocarcinoma, sigmoid volvulus, other pelvic masses, chron’sm diverticulitis
  4. not pushing- haemorrhoids, anal fissure, pelvic floor dysfunction
30
Q

diarrhoea

A
  1. infection
  2. inflammation= IBS, chron’s, UC
  3. increased bowel motility hyperthyroid
  4. malabsorption= coeliac, CF (pancreatic insufficiency)
  5. obstruction and overflow- chronic constipation
  6. meds antibiotic and laxatives
31
Q

rectal bleeding

A
  1. anorectal = haemorrhoids, tumour (rectal/anal), anal fissure, rectal varices, and fistula
  2. colonic: diverticular disease, angiodysplasia, colitis, colonic tumour, latrogenic (endoscopic biopsy, anatomical leak) and vasculitis
  3. illeo- jejunal- PUD (plus meckels), coeliac, aorto-enteric fistula, crohn’s disease
  4. upper GI - Peptic ulcer disease, gastritis, varices, mallory weiss, osler weber rendu syndrome
32
Q

poor urinary output

A
  1. prerenal - hypovolemia, hypotension, heart failure
  2. renal-
    tubular causes- acute tubular necrosis
    glomerular- glomerulonephritis
    interstitial- interstitial nephritis (NSAIDS or ABX)
    vascular- vasculatides, haemolytic uraemic syndrome, TTP- thrombocytes thrombocytopenic purpura, DIC, malignant hypertension
    infection- malaria, legionnaires disease, leptospirosis
    complex- Multiple myeloma
  3. post renal=
    ureter- obstruction, bilateral calculi, retroperitoneal fibrosis
    bladder- neuropathic bladder
    urethra- BPH, blocked catheter, stricture, posterior urethral valve, infection, trauma
33
Q

polyuria ddx

A
  1. diabetes mellitus or diabetes insipidus
  2. diuretics
  3. heart failure
  4. hyperthyriodism
  5. electrolyte: hypokalaemia hypercalcaemia
34
Q

groin lump ddx

A
  1. testicle- ectopic testis, undescended testis, hydrocele of cord
  2. lymph node- lympadenopathy
  3. hernial orifices- inguinal hernia, femoral hernia
  4. femoral artery (aneurysm) and nerve (neuroma) and vein (sapiens varix)
  5. skin/subcutis = lipoma, infected abscess, sebaceous cyst.
35
Q

scrotal mass algorithm can not get above the scrotal mass

A

algorithm: can I get above it? no = inguinoscrotal hernia

36
Q

scrotal mass algorithm Can get above it and it is not separate from the testis and the mass is transilluminable

A

hydrocele

37
Q

scrotal mass you can get above it, it is not separate from the testes and the mass is not transilluminable and it is tender

A

torsion, orchitis, epididymorchitis, acute heamatocele

38
Q

scrotal mass that you can get above it, it is not separate from the testes, it is not transilluminable, and it is not tender

A

cancer, chronic haematocele, and gumma

39
Q

scrotal mass that you can get above it, it is separate from the testes it is transilluminable

A

epididymal cyst, acute idiopathic scrotal oedema

40
Q

scrotal mass that you can get above it and it is separate from the testes, it is not transilluminable and it is tender

A

acute epididymitiis

torsion of the hydatid of Morgagni

41
Q

scrotal mass you are able to get above it, it is separate from the testes, it is not transilluminable, it is not tender

A

TB epididymitis

post vasectomy sperm granuloma

42
Q

limb weakness sudden onset

A
  1. brain ischeamic stroke, TIA, haemorrhagic stroke, hemiplegic migraine, Todd’s palsy, hypoglycaemia
  2. spinal cord- spinal disc prolapse, spinal cod transaction, spinal cord infarction
  3. Nerve root- spinal disc prolapse, cerebral fracture
  4. P. Nerve- acute limb ischaemia, tramatic nerve injury
43
Q

limb weakness subacute onset (hours to days)

A
  1. brain multiple sclerosis, heamatoma, tumour, abcess
  2. spinal cord- M.S, tumour, transverse myelitis, Guillian Barre, poliomyelitis
  3. Neuromuscular junction botulism and tetanus
44
Q

gradual onset (weeks to months) limb weakness

A
  1. Spine= spinal canal stenosis, B12 deficiency
  2. P.Nerve= D.M, vasculitis
  3. Neuromuscular junction= Myasthemia gravis and Lambert Eaton syndrome, Myositis
45
Q

acute joint pain

A

articular- trauma, gout, pseudogout, septic arthritis, seronegative spondyloartropathy, transient synovitis, SLE, sarcoidosis
peri articular- ligament injury, tendinitis, bursitis, fasciitis, epicondylitis
non-articular- nerve entrapment, radiculopathy, bone malignancy, osteomyelitis, vasculopathy

46
Q

leg ulcer

A
  1. venous ulcer
  2. Mixed
  3. arterial
  4. pressure
  5. neuropathic ulcer
  6. malignancy (marjolin, squamous cell carcinoma
47
Q

bilateral leg swelling

A
  1. right heart failure
  2. lymphoedema
  3. venous insufficiency
  4. pregnancy
  5. vasodilators (ca channel blockers) ]
    hypoalbuminaemia from renal failure (nephrotic syndrome)
48
Q

Causes of dysphagia (long list)

A
intra luminal: 
FB, polyploid tumours, oesophageal inflammation, infection 
extraluminal
intramural: 
strictures, malignant, achalasia, webbing, nutcracker esophagus, diffuse spasm, scleroderma, presbyoesphagus 
extramural
pharyngeal pouch 
rolling hiatus hernia 
malignancy 
retrosternal goitre 
vascular structures 
systemic causes: MG, MS, PD, Pseudobulbar palsy, psych, MND
49
Q

What is your ddx for epigastric pain:

A
Peptic ulcer disease
pancreatitis 
acute cholecystitis 
pain of cardiac origin 
perforation of PU 
gastritis
50
Q

LUQ pain

A

peptic ulcer
splenic infarction or injury
pancreatitis

51
Q

CENTRAL abdominal pain

A
early appendicitis
mesentaric adenitis 
SBO
pancreatitis 
ischemic bowel
52
Q

LIF pain

A
diverticulitis 
ureteric colic 
ectopic pregnancy 
PID 
ovarian cyst 
testicular torsion
53
Q

Supra pubic pain

A

ÚTI and retention

gyn causes

54
Q

RIF pain

A
appendicitis 
mesentaric adenitis 
Chrons inflammatory mass
Meckels 
ectopic pregnancy 
ovarian cyst 
PID
ureteric colic
55
Q

RUQ pain

A
acute cholecystokinin 
PUD
cholangitis 
right lower lobe pneumonia 
biliary colic
56
Q

upper Gi bleeding

A
duodenal ulcer disease
gastric ulcer disease
acute erosions or gastritis 
Mallory weiss
oesophageal varices 
oesophagitis 
cancer of the stomach or esophagus