5.30.17 Flashcards
spinal A synd –> affects what areas of spinal cord? (4)
- corticospinal tract
- spinothalamic tract
- ventral horn
- lat gray matter
spinal A synd –> presentation? where?
- bilat loss of pain/temp –> 1 level below lesion
- bilat spastic paresis –> below lesion
- bilat flaccid paralysis –> at level
spinal A synd –> what area of spinal cord spared?
dorsal column
amyotrophic lat sclerosis –> affects what areas of spinal cord (2)?
- corticospinal tract
- ventral horn
poliomyelitis –> affect what area of spinal cord? results in what presentation?
ventral horn –> flaccid paralysis
vitB12 def –> –> affects what areas of spinal cord (2)?
- corticospinal tract
- dorsal column
Brown-Sequard synd –> affect what area of spinal cord?
all tracts on 1 side of spinal cord
what nerves responsible for taste? on what areas of tongue?
- facial N –> ant 2/3
- glossopharyngeal –> post 1/3
what nerve responsible for parotid gland?
glossopharyngeal N
violent flailing mvmts on 1 side of body is called?
hemiballimus
hemiballimus –> caused by lesion at?
subthalamic nucleus
CN III palsy –> results in what position of eye?
down & out
upward gaze paralysis –> caused by lesion at what?
sup colliculi
upward gaze paralysis –> seen in what condition?
parinaud synd
location of stroke: contralat LE & trunk –> weak
ACA
location of stroke:
- contralat face & UE –> weak, decreased sens
- aphasia
- neglect
- bilat visual abnormal
MCA
location of stroke: contralat visual abnormal
PCA
location of stroke:
- focal motor/sens deficit
- loss of coordination
- difficult speak
lacunar A
location of stroke:
- vertigo
- loss of coordination
- difficult speak
- visual abnormal
- coma
basilar A
lacunar A infarct –> 5 synd
- pure motor hemiparesis
- pure sensory stroke
- ataxic hemiparesis
- sensory/motor
- dysarthria clumsy hand synd
1ary amenorrhea –> normal 2ndary sex charact –> should look for what conditions (2)?
- anatomical abnormal
- XY genotype
1ary amenorrhea –> no 2ndary sex charact –> high FSH, LH –> should look for what conditions (2)?
- gonadal agenesis/dysgenesis
- ovarian fail
1ary amenorrhea –> no 2ndary sex charact –> low FSH, LH –> should look for what conditions (2)?
- prolactinoma
- hypo-pit dysfx
2ary amenorrhea –> normal thyroid, prolactin –> neg progestin, estrogen-progesterone challenge –> what condition?
Asherman synd
2ary amenorrhea –> normal thyroid, prolactin –> neg progestin, pos estrogen-progesterone challenge –> high FSH, LH –> what condition?
ovarian fail
2ary amenorrhea –> normal thyroid, prolactin –> neg progestin, pos estrogen-progesterone challenge –> low FSH, LH –> what condition?
hypo-pit dysfx
2ary amenorrhea –> normal thyroid, prolactin –> pos progestin –> hirsutism –> should look for what conditions (4)?
- PCOS
- ovarian tumor
- adrenal tumor
- Cushing synd
2ary amenorrhea –> normal thyroid, prolactin –> pos progestin –> no hirsutism –> should look for what conditions (2)?
- anorexia nervosa, exercise, stress
- hypo-pit dysfx
which IBD presents w watery diarrhea? which w bloody diarrhea?
- Crohn’s –> watery
- UC –> bloody
which IBD can present w abd mass?
Crohn’s
Crohn’s –> extraintestinal manifestations (5)?
- arthritis
- ankylosing spondylitis
- uveitis
- primary sclerosing cholangitis
- nephrolithiasis
which IBD can lead to toxic megacolon?
both
which IBD can lead to bowel obstruct?
UC
UC –> extraintestinal manifestations (6)?
- arthritis
- ankylosing spondylitis
- uveitis
- primary sclerosing cholangitis
- erythema nodosum
- pyoderma gangrenosum
which IBD can present w lead pipe on barium enema?
UC
which IBD has sig increased risk of colon CA?
UC
59M –> 10day intermittent abd cramp, diarrhea 30min after eat –> also N, weak, palpitation, diaphoresis –> 3 wks ago distal gastrectomy for perforated peptic ulcer –> normal abd exam, surg incision healing well –> what condition?
dumping synd
dumping synd –> pathophys
pyloric sphincter –> injury/surg bypass –> loss of normal axn –> hypertonic gastric content –> quickly empty into duodenum, small intestine –> fluid shift from intravasc space to small intestine:
- hypotension
- stim autonomic reflex
- release intestinal vasoactive peptides
dumping synd –> tx
dietary modification
sinus bradycardia –> initial tx
atropine
1ary amenorrhea –> no 2ndary sex charact –> uterus is present –> next step? why?
serum FSH –> determine hypo-pit (central) dysfx vs gonadal (peripheral) abnormal
1ary amenorrhea –> no 2ndary sex charact –> uterus is present –> high FSH –> indicates what cause?
peripheral cause –> hypergonadotropic amenorrhea
1ary amenorrhea –> no 2ndary sex charact –> uterus is present –> low FSH –> indicates what cause?
central cause –> hypogonadotropic amenorrhea
1ary amenorrhea –> no breast dev –> next step?
serum FSH
1ary amenorrhea –> low FSH –> next step?
pit MRI
1ary amenorrhea –> high FSH –> next step?
karyotype
36M –> painless nodules & lrg wartlike lesions on R forearm, back of neck –> 2mo dry cough w mild malaise –> lives in southern Wisconsin –> 4-5cm warty heaped up skin lesions w violaceous hue, lesion on neck has small peripheral ulcer –> wet prep shows yeast –> what condition?
blastomycosis
15M –> progressive muscle weak –> 2mo increasing difficult facial expression, swallow –> no pain –> previously healthy, adopted –> ptosis, temporal waste, emaciated extremities, testicular atrophy –> normal neuro exam –> what condition?
myotonic muscular dystrophy type 1 (Steinert dz)
3 types of muscular dystrophy
- Duchenne
- Becker
- myotonic
MC adol/adult-onset muscular dystrophy
myotonic
myotonic muscular dystrophy –> mode of inheritance
AD
Duchenne muscular dystrophy –> mode of inheritance
XR
what is myotonia
delayed muscle relax
myotonic muscular dystrophy –> presentation (4)
- grip myotonia (delayed muscle relax)
- facial weak
- foot drop
- dysphagia
myotonic muscular dystrophy –> comorbidities (4)
- cardiac conduction anomaly –> arrythmia
- cataract
- testicle atrophy/infertile
- bald
young sex active F –> pharyngitis, fever, low abd pain –> what condition?
gonococcal pharyngitis + PID
what is Charcot triad
- RUQ pain
- jaundice
- pain
Charcot triad –> indicates?
cholangitis
nonstress test –> what is normal (reactive) test?
in 20min: >2 15bpm accelerations –> last >15sec
fetal heart rate trace –> cause of deceleration:
- early
- late
- variable
- early: head compression
- late: uteroplacental insuff
- variable: umbilical cord compress
fetal heart rate trace –> recurrent late deceleration –> indicates?
fetal hypoxia
fetal heart rate trace –> recurrent late deceleration –> next step?
prompt delivery
APGAR –> what is score of 1 for each compt?
- appearance: pink torso, blue extremities
- pulse: <100
- grimace: grimace
- activity: some mvmt
- resp: poor, weak cry
APGAR –> what is score of 2 for each compt?
- appearance: pink
- pulse: >100
- grimace: strong cry
- activity: active mvmt
- resp: good strong cry
52F –> intense itch & fatigue –> hepatomegaly, no jaundice, bilat xanthelasma –> high chol, high alk phos, high bili –> US normal common bile duct –> what condition?
primary biliary cholangitis
primary biliary cholangitis –> pathophys
autoimmune –> destroy small bile ducts –> intrahep cholestasis
primary biliary cholangitis –> whom?
middle age F
primary biliary cholangitis –> presentation (4)
- fatigue
- pruritis
- hepatomeg
- elevated alk phos
primary biliary cholangitis –> how confirm dx
anti-mito Ab titer
hyperCa –> PTH is elevated or inapprop normal –> MC indicates?
1ary hyperPTH
28M –> want help for anxiety –> every time board plane, heart pound, can’t catch breath –> new job requires lots of travel, worried can’t fly –> has been fearful of planes since uncle died in plane crash 15yr ago –> what condition?
specific phobia
specific phobia –> tx
CBT w exposure
42M –> sz –> h/o gen tonic-clonic sz –> stopped taking valproate 6mo ago –> pt w confused, lethargic –> Na 140, K 4, Cl 103, Bicarb 17 –> what condition?
postictal lactic acid
postictal lactic acid –> pathophys
sz (esp tonic clonic) –> skeletal muscle hypoxia –> sig raise serum lactic acid level
postictal lactic acid –> tx? why?
self-limited –> typically resolve in 90min
==> observe –> repeat chem panel in 2hr
acute MI –> MC cause of sudden cardiac arrest in immed post-infarct period?
reentrant V arrhythmia –> ie V-fib
pneumonia –> hypoxemia –> pathophys
pneumonia –> alveolar consolidation –> marked impair vent –> RtoL intrapulm shunting, extreme vent/perfusion (V/Q) mismatch –> hypoxemia
vent (V) & perfusion (Q) are highest in what area of lung? why?
lung bases: gravity create hydrostatic pressure acting on both air & blood
acute pneumonia on L –> 94% O2 when lie on R, 89% when lie on L –> pathophys
lie on L –> gravity –> increase blood flow to L lung –> worsen vent/perf mismatch –> worse RtoL intrapulm shunt –> worse hypoxemia
66M –> 3mo R arm pain –> progressive worse, no relief w NSAID –> also back pain, HA –> CBC normocytic anemia –> XR osteolytic lesions –> what condition?
mult myeloma
suspect mult myeloma –> next step?
screening test –> serum protein electrophoresis (SPEP) –> elevated serum monoclonal protein (M-spike)
mult myeloma –> screening tests (3)
- serum protein electrophoresis
- urine protein electrophoresis
- free light chain analysis
mult myeloma –> how confirm dx?
BM bx
what is electrical alternans
varying amp of QRS
electrical alternans w sinus tachy –> what condition?
large pericardial effusion
26M –> wks of low abd pain, bloody diarrhea, fecal urgency –> ssx more severe in last 2 days –> fever, abd distention, leukocytosis, hypotension, tachycardia –> what condition?
IBD –> toxic megacolon
35F –> few days mult painful oral sores –> previously occured 3mo ago –> recently ant uveitis, recurrent genital lesions –> hyperpigment skin lesion, tender indurated areas on legs –> what condition?
behcet synd
behcet synd –> whom? (2)
- YA
- Turkish, middle east, Asian
behcet synd –> presentation (4)
- reucrrent oral aphthous ulcers
- genital uclers
- uveitis
- erythema nodosum
what is pathergy
exagg ulcerating skin response following minor injury (needlestick)
behcet synd –> major cause of morbidity
thrombosis
18mo M –> blood in stool –> no previous bleed, h/o recurrent otitis media/herpes labialis/pneumonia –> eczema, scattered petechiae –> low platelet count, small platelets –> what condition?
Wiskott-Aldrich synd
Wiskott-Aldrich synd –> mode of inheritance?
XR
Wiskott-Aldrich synd –> triad
- thrombocytopenia
- eczema
- recurrent infect
Wiskott-Aldrich synd –> pathophys
WAS protein defect –> impaired cytoskeleton in leukocytes, platelets
Wiskott-Aldrich synd –> tx
hemat stem cell transplant
mod-severe croup –> tx
corticosteroid + nebulized epinephrine
27F –> unable to conceive for 1yr –> normal periods, normal semen –> h/o hosp for pelvic infect in late teens –> next step? why?
hysterosalpingogram –> look for anatomic cause of infertility –> tubal scar/obstruct from PID
MC fracture in ped pop
supracondylar fracture of humerus
supracondylar fracture of humerus –> MC comp (2)
entrapment of:
- brachial A
- median N
craniopharyngioma –> what is? location?
pit stalk –> rathke pouch –> epithelial remnant –> low grade malig –> in suprasellar region adj to optic chiasm
craniopharyngioma –> presentation (3)
compress:
- optic chiasm –> bitemporal hemianopsia –> run into corners of walls/furniture
- pit stalk –> mult endocrinopathies –> GH def, DI
craniopharyngioma –> imaging finding
suprasellar calicified mass
24-28wk gestation –> prenatal screen
50g 1hour glucose challenge
what is Kussmaul sign
increase in jugulovenous pressure on inhalation
Kussmaul sign –> assoc w what condition (2)
- constrictive pericarditis
- restrictive cardiomyopathy
acute coronary synd –> assoc w what heart sound
S4
what is pulsus paradoxus
decrease >10mmHg BP on inspiration
pulsus paradoxus –> assoc w what condition
cardiac tamponade
leads V2-4 –> assoc w what area of heart?
LV –> ant wall
inf wall of heart –> assoc w what leads?
II, III, aVF
mortality at 1 yr after event: inf wall MI vs ant wall MI
inf: <5%
ant: 30-40%
PR interval >200ms –> what condition?
1st deg AV block
MI –> PVC –> tx? why?
don’t trt PVC –> tx worsens outcome
post wall MI –> assoc w what leads?
V1-2
which is worse: RBBB vs LBBB
LBBB
acute MI –> 1st step in management? why?
ASA –> lower mortality
acute STEMI –> 2nd step in management?
angioplasty
pt w CP –> measure serum troponin –> what can cause false pos result?
renal insuff
MI –> alt if ASA allergy
clopidogrel
acute NSTEM –> 2nd step in management after ASA? why?
LMWH –> prevent clot from growing further
tPA (thrombolytic) –> beneficial for STEMI, NSTEMI, or both?
STEMI only
heparin –> best for STEMI or NSTEMI?
NSTEMI
acute coronary synd: GPIIb/IIIa inh –> whom? (2)
- NSTEMI
- PCI, stenting
which is better for mortality benefit: unfractionated hep or LMWH?
LMWH
NSTEMI –> all meds given –> but not pt not better –> next step?
urgent angiography
MI –> symptomatic bradycardia –> tx
atropine
MI –> symptomatic bradycardia –> atropine not effective –> tx
pacemaker
R coronary A supplies what (3)
- RV
- AV node
- inf wall of heart
RV infarct –> tx
high vol fluid replace
what comp of acute MI shows:
- bradycardia
- cannon A waves
3rd deg AV block
acute MI –>
- bradycardia
- no cannon A waves
==> what condition?
sinus bradycardia
acute MI –>
- sudden loss of pulse
- jugulovenous distention
==> what condition?
- cardiac tamponade
- free wall rupture
acute MI --> - inf wall MI - clear lungs - tachycardia - hypotension w nitroglycerin ==> what condition?
RV infarct
acute MI –>
- new murmur
- rales/congestion
==> what condition?
valve rupture