Third 100 Flashcards
How does TCA overdose present?
Indicator of severity? Treatment?
•Anticholinergic (dry, hot, crazy etc) as well as QRS PROLONGATION and hypotension with hyperthermia
– TCA: ThermiaTension, Cardiac (QRS), Antichol
•QRS is the indicator of severity - give sodium bicarb
Antidote for ethylene glycol poisoning? (2)
Ethanol OR fomepizole (foamy piss?)
How does beta blocker OD present?
Treatment?
Bradycardia, AV BLOCK, diffuse wheezing and hypotension
Give glucagon
How does TCAs cause QRS prolongation?
How does sodium bicarb help?
It inhibits cardiac fast sodium channels causing QRS prolongation
It increases extracellular sodium conc.
Most common cardiac congenital defect?
VSD
Cyanotic baby - list the heart defect
Truncus arteriosus (1 arterial vessel for both ventricles) Transposition of the greats (2 switched) Tricuspid atresia (3) Tetralogy of Fallot (tetra = 4) Total anomalous pulm. venous return (5 words)
List conditions with VSD in kids
TORCH, FAS, Down’s, cri-du-chat
‘Torch was (fas) down, heard cat cry or something’
- also VSD = VaSDown
Kid with conjunctivitis and pannus (neovascularization) - mcc?
Next step to diagnose?
Treatment?
Chlamydia trachomatis (trachoma) A-C
Diagnose with giemsa stain
Topical tetracycline or oral azithromycin
Baby with wheezing, relieved by neck extension
Vascular ring compressing airway
Most common cause of congenital hypothyroidism (in the USA)?
Thyroid dysgenesis
Normal CSF values?
Protein <40
Glucose 40-70
Pressure 70-180
PSP 4718
How will viral meningitis show up in CSF?
Treatment?
Normal glucose, high protein, lotsa lymphocytes
Treatment - supportive. Will resolve in 7-10 days
Describe Kawasaki disease
Konjunctivitis (bilateral, non-purulent), All-over rash, Week-long fever (5days minimum), Adenopathy (cervical, unilateral), Strawberry tongue, Aspirin (high dose), Koronary artery aneurism (complication), KIvig (treatment)
How to differentiate between NFM1 and 2?
NFM-2 must have cataracts and acoustic neuromas
Adolescent with mass in the nose, frequent nosebleeds
MCC?
Treatment?
Juvenile angiofibroma
Surgical excision by a specialist
CAH - inheritance?
How will it present?
Deficiency?
How is it diagnosed? (2 tests)
Autosomal recessive
Virilization of female or over androgenization of male.
21-hydroxylase deficiency (90% of cases) - resulting in high 17-α-hydroxyprogesterone
Test for levels of 17-α, confirm with ACTH stimulation test
Sluggish baby with large tongue and umbilical hernia
Congenital hypothyroidism
2 causes of floppy baby
- Infant botulism (remember - NOT due to ingestion of preformed toxins, toxins formed once inside)
- Werdnig-Hoffman syndrome : AR syndrome with degeneration of anterior horn cells cranial nerve motor nucleii
Mst common cause of nephropathy in kids? Adults?
Kids - minimal change disease, adults - membranous glomerulonephritis
MCD - nothing, normal biopsy
Memb. G..is - diffuse thickening of BM and subepithelial spikes
WTF is NAS?
Caused by?
Presents how?
Treatment?
Neonatal abstinence syndrome
Caused by opioid withawel (2/2 mom taking them)
Presents in the first days of life with a high-pitched cry, irritability, tremors, sweating, seizures etc.
Treatment - supportive
Who gets screened for chlamydia?
24 and younger, also those with new or numerous partners or hx of STD
Timeframe for HPV vaccine
9-26
AAA screening?
65-75 yo with hx of smoking - do abd u/s
Timeline for mammograms?
Every 2 years between 50 and 75. Nothing before or after
CDC guidelines for pneumococcal vaccine?
Once to pts 65+, but also to pts with chronic disease (heart, lung, liver or kidneys) and DM or immunosuppression.
Vaccines for newborns - according to chronological age or gestational age?
All vaccines - live and not - should be given by chronological age
Remember - a baby must be 2kg before HepB vaccine!!
Limit of viral load for contraindication of MMR in HIV pts?
200 - less than this, no vaccine (since its live and all)
Pneumococcal vaccine induces immunity how ..?
T-cell independent B-cell response
What to give for Torsades?
Magnesium sulfate (also stop offending drug)
When to give amiodarone?
Ventricular and atrial tachycardia
When to give calcium gluconate?
Hyperkalemia
Wheto give sodium bicarb?
TCA and ASA overdose
When to give atropine?
Bradycardia, asystoly and PEA
When to give adenosine?
SVT (look for WPW)
“AndThenYouSee —- WPW!)
Name 5 drugs that can cause torsades
TCAs
Amiodarone, sotalol (antiarrhythmics)
Fluconazole, mixofloxacin
Stop these when torsades show up, and give mag sulfate
How will phenytoin toxicity present?
Horizontal nystagmus, cebellar ataxia, confusion
How to calculate anion gap?
Sodium minus (chloride + bicarb)
Metabolic acidosis - what is the formula for resp compensation?
What is the name of the formula?
PaCO2 = 1.5 (bicarb)+8»_space; if this is the value of the CO2 in the ABG, there is resp comp. if not, think of resp. Alk/acid ontop of the metabolic.
Winter’s formula
High calcium with high/normal PTH - 2 top MCC?
Familial hypocalciuric hypercalcemia (look for low urine/creatinine clearance ratio) OR Primary hyperparathyroidism (this will have high urine excretion)
High calcium with low PTH?
Think of Vit. D OD, sarcoidosis, multiple myeloma, renal cell carcinoma