Week 2 Flashcards
Treatment of uncomplicated cdiff?/ what about fulminant? -
oral vanc or fidaxomicin, high dose oral vanc and iv metronidazole
Most likely Septic arthritis bugs birth to 3 months (plus treatment)
Staph, GBS, gram neg bacillus - Naf or vanc PLUS gent or cefotaxime
> 3 mo septic arthritis bugs and antibiotics
Staph, GAS, strep pneumo - Naf, clinda, cefazolin, or van
How can HS purpura increase the risk of intussusception?
Formation of small bowel hematoma from autoimmune vasculitis
4 T’s of anterior mass
Thymoma, teratoma, thyroid neoplasia, and terrible lymphoma
Differentiate seminomatous and nonseminomatous germ cell tumor in med?
AFP is essentially always normal in seminomatous tumors, nonseminomatous germ cell generally have levated AFP and b-hcg
Systolic murmur at apex that shortens with squatting in young healthy woman with chest pain?
Mitral valve prolapse
Murmurs that worsen with valsalva strain? Why?
HCM - decreased preload causes noisier murmur
The confusion murmur pattern of MVP?
Louder with decreased preload because murmur extends over longer period, softer with increased preload because murmur happens later/shorter in cycle
Murmurs that worsen with squatting? Why?
Aortic regurg, mitral regurg, VSD - up venous return, afterload, and regurgitant fraction
Murmurs that get worse with handgrip
AR, MR, VSD - up afterload, up blood pressure, up regurgitant fraction
Murmurs that get better with squatting
HCM, MVP - presumed opposite of valsalva strain
Murmurs that get better with handgrip?
HCM and AS
Most dangerous component of hereditary angioedema? What levels are depressed?
Laryngospasm. C4 levels depressed due to C1 complex cleavage
Examples of Type II (antibody mediated) hypersensitivity
Immune hemolytic anemia, Rh disase of newborn. IgG or IgM react with cell-bound antigens
Examples of Type IV hypersensitivity
tuberculin skin test and allergic contact dermatitis
IgE-mediated hypersensitivity examples
anaphylaxis caused by mast cell and basophil degranulation
Example of Type III hypersensitivity
Antibody complex as in serum sickness - causes joint swelling, fever, and rash
Cyclophosphamide side effects on bladder
Hemorrhagic cystitis and bladder cancer from metabolite
Acute symmetrical arthralgias with mild synovitis involving the small joints of the hands and normal ESR
likely viral parvo B19 - related to anti-parvovirus IgM levels
Guanfacine, clonidine mechanism of action?
Alpha 2 adrenergic receptor agonists
Venlafaxine mech of action
SNRI
Clomipramine mech of action
TCA
Preferred drug of treatment for refractory tourette’s
Risperidone - first gen approved but second gen studied
Treatment of macroprolactinoma’s/ symptomatic tumors?
Dopaminergic agonists (like cabergoline and bromocriptime) both can normalize prolalctin and potentially reduce tumor size
Normocytic anemia, thrombocytopenia, and acute renal injury following diarrheal illness (Cl/Path/Tr)
HUS - Ecoli O157H7), fluid and electrolyte management, blood transfusions, dialysis
Path of HUS:
Shiga toxin damages renal glomeruli, leading to platelt agregation, microthrombi formation, and microangiopathic hemolytic anemia
Dangerous polyp signs -
adenomatous, vilious, high grade dysplasia, large, and high number
Finding a sessile polyp and treatming, what next?
Careful follow-up as sessile polyps can indicate synchronous advanced neoplasia
Differentiate glucocorticoid myopathy and statin myopathy
Statin myopathy hurts and has elevated CK
How does high estrone levels produce infertility?
High estrone levels cause more frequent GnRH and preferentially produce LH resulting in imbalance in LH and FSH, resulting in FAILURE of folicular maturation and oocyte release
Nausea, vomiting, uterine fundal tenderness with PROM - suspect
Chorioamnionitis
Dx of chorioamnionitis
maternal fever plus either fetal tachy >160 for 10 minutes, maternal leukocytosis, maternal tachy, or purulent amniotic fluid
Standard Ob indications for C-section
nonreassuring fetal tracing, breech presentation, prior uterine surgeries
Treatment for uncomplicated chorio
broad spectrum antibiotics and expedited delivery
Clicking sensation when palpating space between 3rd and 4th toes in a runner -
Morton neuroma - mechanically induced neuropathic degeneration of the interdigitdal nerve
Phenytoin effect on fetus
Hydantoin syndrome - orofacial clefts, microcephaly, nail/digit hypoplasia, cardiac defects, dysmorphic faces
Age >65, monoarticular arthritis, chondrocalcinosis in knees or ankles
pseudogout
Constochondral joint hypertrophy in an infant - “rachitic rosary”, large anterior fontanel, femoral and tibial bowing, and craniotabes
Ricketts- deficiency of vitamin D or calcium
Risk factors for Rickets
breast milk alone or homeamde baby food - need vitamin D supplementation
Rickets X-ray finding
genu varum, enlargement of costochondral joints, and metaphyseal cupping and fraying
Large anterior fontanel, lethargy, feeding difficulties, and macroglossia
congenital hypothyroidism
Frontal bossing, anterior bowing of shins, saddle nose deformity, and notched, gap teet
Hutchinson teeth
Lab findings of Ricketts
low/normal calcium, phosphorous, elevated alkaline phosphatase, elevated PTH, low Vit D
Secondary causes of psuedogout?
Hyperparathyroidism, hypothyroidism, hemochromatosis
Bronze diabetes?
Hemochromatosis
Most common cause of septic arthritis in a young, sexually active individual?
Migratory asymmetric polyarthralgias
Migratory asymmetric polyarthralgias
Differentiate gonococcal and non-gonococcal septic arthritis?
Nongonococcal is usually a single joint
Comorbidity with ankylosing spondylitis?
Anterior uveitis
Risk factors for compressive neuropathy?
Obesity, diabetes, hypothyroidism, and pregnancy
Muscle biopsy in polymyositis?
Mononuclear infiltrate surrounding necrotic regenerating muscle fibers
Chronic malabsorptive diarrhea, protein enteropathy, weight loss, and migratory non-deforming arthritis with lymphadenopahty,with small intestinal biopsy showing PAS-positive macrophages with non-acid fast gram-positive bacilli
Whipples - watch for CNS, myocardium, or eye
Workujp for developmental hip dysplasia -
hip ultrasound
Loss of abduction and internal rotation of the hip in a 12 year old boy?
SCFE
Catching during loaded rotation or etension of the knee
medial meniscus tear
Adverse effects of methotrexate:
Macrocytic anemia 0 inhibits dihydrofolate reductase - interfering with the cellular utilization of folic acid and causing folic acid depletion
Mechanism of action of succinylcholine
depolarizing neuromuscular blocker - causes influx of sodium ions and efflux of potassium ions
When to avoid succinylcholine
crush, burn, disuse muscle atrophy, and denervation injury - upreg of acetylcholine receptors and hyperkalemia at baseline - use nondepolarizing neuromuscular blockers instead
Side effect of halothane
hepatoxic intermediary compounds
Who to avoid using etomidate
elderly and critical illness patients, inhibits 11b-hydroxylase leaving to insufficient stress reaction
NO reaction with B12
inhibition, can lead to serious neurotoxicity if used in someone with preexisting vitamin deficiency
Propofol effect on blood pressure?
Severe hypotension, watch out in cardiac patients
Intense pruitus after hot bath, headaches, hepatosplenomegaly? Common comorbidity?
Polycythemia vera. Gout
Polycythemia vera. Gout
5-7
Groin and upper thigh pain with weight bearing and activity in an elderly gentleman?
OA
What is osteitis deformans?
Paget’s disease
Why use bisphosphonates in RA?
Pain makes activity level low raising risk of osteoporosis
Examination findings of Ankylosing spondylitis
- Reduced chest expnasion
- Enthesitis
- Dactylitis
- Uveitis
- Arthritis
Complications of Ank Spon
- Osteoporosis/vertebral fractures
- Aortic regurg
- Cauda equina
What is polymyalgia rheumatica?
Pain and stiffness of neck, shoulder, and hip muscles in patient over 50
Fevers and symmetric polyarthralgia in young person which resolves over the course of weeks?
Parvo
Nephrotic syndrome with palpable kidneys, hepatomegaly, and ventricular hypertrophy in the setting of chronic inflammation is likely due to….
Secondary amyloidosis - aim to resolve the chronic disease
Supportive labs for Kawasaki’s
ESR, CRP, thrombocytosis, and sterile pyuria
Treatment for Kawasaki
Aspirin plus IVIG
Echo for kawasaki
at time of diagnosis then 6-8 weeks later
Pain at the inferior pole of the patella with overuse?
Patellar tendonitis
Overuse knee injury with worsening pain with descending steps or hills?
Patellofemoral stress syndrome
Traction apophysitis of tibial tubercle?
Osgood- Schlatter
Innapropriate response to local skin trauma with underlying inflammatory disease?
Pyoderma gangrenosum
Diagnosis of adhesive capsulitis
decreased passive and active range of motion <50%
What can you use for chronicc paraspinal pain?
TCA’s or duloxetine - avoid opioids
What can loop diuretics cause heart wise? What other medication side effects can it potentiate?
Loop diuretics can cause hypokalemia and hypomagnesemia leading to v tach, potentiates side effects of digoxin
First line therapy for torsades in conscious stable patients?
IV mag
Acute termination of paroxsysmal supraventricular tachy?
Adenosine
Torsades due to quinine?
Sodium bicarb
Macrolides, fluoroquinolones, antifungals effect on the heart?
Prolonged QT
How to confirm amyloidosis
Abdominal fat pad tissue biopsy
What is the strongest predictor of stent thrombosis?
Premature discontinuation of antiplatelet therapy
Unique drug to improve mortality in AA patients in Heart failure?
hydralazine and nitrates
Temp of 104 after collapse with CNS dysfunction? Can be accompanied by?
Exertional heat stroke, DIC or hepatic/renal fialure
Hypertension in an otherwise well woman of child bearing age?
Check for oral contraceptive use, can cause hypertension
What is the primary mechanism of action of nitrates?
Systemic vasodilation and decrease in cardiac preload - reduction in left ventricular wall stress - arteries are already vasodilated by phsiologic properties
How does niacin cause flushing and pruitius?
Prostaglandin-reated reaction through drug induced release of histamine and prostaglandins - can be improved by aspirin prophylactically before
165/75 regular blood pressure?
Isolated systolic hypertension due to reduced compliance of aorta
How does adenosine stress testing work?
Adenosine is a coronary vasodilator - preferentially dilates non-stenosed vessels
Management of Acute decompensated heart failure
IV furosemide and nitroglycerin if patient does not have hypotension
Symptoms of acute dig toxicity?
norexia, nausea, vomiting, pain, weakness, and confusion.
Symptoms of chronic dig toxicity
more pronounced neuro than gi, lethergy, fatigue, confusion and visual issues
What to do with digoxin when starting amiodarone?
Decrease by 25%-50%
Effect of green veggies on warfarin?
Lots of vit K, decrease effect
CYP p450 inhibitors -
all the common drugs - acetaminophen, NSAIDS, antibiotics/antifungals, omeprazole, SSRI’s
Outliers - thyroid hormone, amiodarone, cimetidine
Diminished pulses in all lower extremity areas with claudication signs - sight of occlusion?
Aortoilliac occlusion (Leriche syndrome) at the bifurcation
Altered mental status, lactic acidosis, seizures, and coma in a patient who is being treated for volume overload HFrEF
Cyanide toxicity
splitting inccreasing with inspiration, high pitched noise after S1, and crescendo decrescendo systolic murmur over left second intercostal space in a 18 yo F
Pulmonic stenosis
Elevation and equalization of intracardiac diastolic pressures?
Cardiac tamponade
Triad of hypotension, elevated JVP, distant heart sounds?
Beck’s triad, cardiac tamponade
Medication causes of SIADH?
Carbamazepine, SSRI’s, NSAIDS
Non medication causes of SIADH
Lung disease, ectopic ADH from SC lung cancer
Lab findings of SIADH
hypotonic blood <275 mOsm/kg, hypertonic urine >100 mOSM/kg, Urine sodium >40
Who is at risk of INH induced peripheral neuropathy?
Pregnant, diabetes mellitus, comorbidity resulting in reduced stores of pyridoxine
Can PCP be cultured?
No
Placental abruption vs placental accreta
abruptions - placenta prematurely separates leadign to bleeding beedtween placenta and decidua - uterus distended, tender, vaginal pbleeding, fetal hypoxia
Accreta - placenta into myometrium, PPH
Keep eating in end stage colon cancer?
Megesterol acetate
Watery diarrhea with facial flushing, lethergy, muscle weaknesses/cramps and pancreatic mass (D/BT)? Check for?
VIPoma, VIP level (>75), hyperthyroidism as part of MEN syndrome
Sturge Weber chromosome, path, diagnosis, managment -
GNAQ, leptomeningeal capillary-venous malformation resulting in seizures, visual field defects, glaucoma delay, MRI of brain w/t contrast, laser therapy and IOP reduction
Iron levels in thalassemia?
Elevated
TIBC in anemia of chronic disease?
Decreased (trying to hide the iron
Confirmation of priamry schlerosing cholangitis?
ERCP or MRCP
What to do for medium to large sized non-bleeding esophagela varices
nonselective beta blockers - decreases portal flow through alpha mediated vasoconstriction- can do ligation as alternate
Tremors, agitation, anxiety, delirium, psychosis, seizures, tachy, palpitations
Alcohol or benzo’s
Opiod withdrawal onset
within 6-12 hours, peak within 3 days
Causes of symmetric fetal growth restriction
Fetal growth anomalies and first trimerster infection
Assymettric fetal growth restriction cause
-Abdominal growth restriction more pronounced dthan head growth restriction due to fetal adaption to chronic insufficiency
Sjogran’s syndrome diagnostic antibodies
anti-Ro, anti-La
Flank pain and hematuria after blunt trauma workup -
contrast enhanced CT then IV pyelography if surgery needed
Most common cause of spontaneous lobar hemmorhage in adults >60
Cerebral amyloid angiopathy - amyloid deposition leads to arterial weakness - related to Alxheimer disease
All children < 2yo with their first febrile UTI should undergo what test?
Renal and bladder ultrasound
Newborns < 1 month with UTI or children with recurrent UTI’s or non ECOLI UTI what test?
Voiding cystourethrogram
Diffuse hypertonicity and difficulty feeding in unimmunized infant?
Neonatal tetanus
Treatment for neonatal tetanus?
Penicillin and tetanus IgG
Lambert Eaton spot of dysfunction
voltage gated calcium channels in presynaptic motor nerve terminal
LE associaton?
Small cell lung cancer in up to 50%
Sideroblastic anemia vitamin malfunction/deficiency
pyridoxine - B6 (INH can bind)
HCV during pregnancy increases risk for what?
Gestational diabetes, cholestasis, preterm delivery
Gradual onset of back pain, unilateral radiculopathy, saddle area numbness, hyporeflexia, marked assymetric lower-extremity weakness- what is compressed?
Cauda equina syndrom - spinal nerve roots
CES compared to conus medullarus syndrome
bladder distrubances happen earlier, motor weakness more symmetric and involves hyperreflexia (some upper lesion)
Succusion splash
pyloric stricture
What to do for ethylene glycol poisoning?
Fomepizole - prevents preakdown of ethylene glycol to toxic metabolites - may need hemodialysis
Flank pain, hematuria, oliguria, and severe AGMA
ethylene glycol intoxication- also calcium oxalate stones
Fever, chills, flank pain after transfusion (D/BT)
ABO incompatibility, Direct coombs test
Differentiate ABO incompatibility and IgA def transfusion -
gA deficiency has anaphylaxis at seconds to minutes with andioedema, hypotension, and difficulty breathing, not fever, flank pain, chills within hours
Define intrauterine fetal demise
death of fetus at >20 weeks
What is the second stage of labor?
Starts when cervix is fully dilated (10 cm), ends with delivery
How long wihthout progress before second stage of labor considered arrested?
> 3 hours nulliparous, >2 hours multiparous
Solitary periventricular weakly ring enhancing mass with EBV DNA in the CSf
CNS lymphoma
Niemann-Pick vs Tay-Sachs differentiators
NP has hepatosplenomegaly and areflexia, Tay-Sachs has no hepatosplenomegaly and hyperreflexia
Progressive loss of motor milestones at 2-6 months iwht hepatosplenomegaly and one other finding
NPD, cherry red macula, missing sphingomyelinase
Developmental regression, hypotonia, and areflexia with no cherry red spot
Krabbe - “the galactic crab stole the cherry - galactocerebrosidase deficiency
Anemia, thrombocytopenia, and hepatosplenomegaly due to biochem?
Gaucher disease - glucocerebrosidase defieincy
6 mo to 2 yo with coarse features, hernias, corneal clouding, and hepatosplenomegaly?
hurler syndrome, lysosomal hydrolase deficiency
Prodrome of cough, coryza, and conjunctivitis followed by maculopapular rash?
Measles
Changed vaccination for planned international travel for measles?
Additional dose at 6-11 months before the doses at age 1 and 4
Loss of movement of upper extremities after MVA with history of degenerative changes in cervical spine
Central cord syndrome - happens with hyperextension in elderly patients, selectively damages the central portion of anterior spinal cord, such as the central corticospinal tracts and decussating lateral spinothalamic tract
Medication that can cause Idiopathic Intracranial hypertension?
Growth hormone, tetracyclines, and excess vitamin A (or isoretinoin)
Infant or newborn with failure to thrive, bomiting, convulsion bilateral cataracts, jaundice, and hypoglycemia (D/P/increased risk)
Galactosemia - galactose-1-phosphate Uridyl transferase deficiency. Increased risk for E.Coli neonatal sepsis
“Galactokindase”
galactokinase deficiency only results in cataracts, not terrible other consequences
HIV prophylaxis for contact:
28 days of 3 drug regimen, two NRTI’s and a protease inhibitor, integrase inhibitor or NNRTI
Preventative meds for migraines?
Topiramate, divalproex sodium, tricyclic antidepressants, B-blockers
Yellow-green frothy discharge with pruitus and pear shaped motile organisms on wet mount (D/Tr)?
Trich, Oral metronidazole for patient and partner
What to avoid while taking metronidazole?
Alcohol consumption - disulfiram like reaction
Lab findings of BV
Elevated pH > 4.5, Clue cells, positive whiff test (amine odor with KOH)
Management of MG crisis?
Intubate, hold pyridostigmine to reduce risk of aspiration, and plasmapheresis and steroids
What is the huge danger of status epilepticus?
Cortical laminar necrosis due to excitatory toxicity
Gait dysfunction and headaches with nausea worse in the mornings and focal weakness? Difference between this and neuroglycopenia?
Intracranial tumor. Neuroglycopenia will only last minutes to hours
Deep cat bite treatment prophylactiaccly?
Amox/clavulanate for P. multocida
when is observation and close follow-up appropriate for a dog/human bite?
superficial wounds not on hands, feet, or genitalia
Causes of acute cervical adenitis in kids
- Unilateral, very tender and red
- Unilateral, dental and gum disease
- Unilateral, papular nodular with cat bite
- Unilateral, nontender, gradual
- Bilateral with pharyngoconjunctivits
- Bilateral with signs of mononucleosis
- Staph aureus/pyogenes
- Anaerobic bacteria/prevotella
- Bartonella henselae
- Mycobacterium avium
- Adenovirus
- CMV/EBV
Empiric antibiotic for uncomplicated unilateral lymphadenitis?
Clindamycin
GBS Upper or lower? Sensory involvement?
LOWER motor neuron signs, sensory involvement very rare
Prophylaxis for toxo?
Bactrim
Mechanism of pressure increase in normal pressure hydrocephalus -
decreased CSF reabsorption
How soon do thrombolytics need to be administered after stroke?
3-4.5 hours
Exclusion criteria for thrombolytics
- Hemorrhage >33%
- Stroke/head trauma in last 3 months
- Any hx of intracranial hemmorhage, neoplasm, vascular malformation
- Recent neurosurgery
- Reent bleeding issues
- BP >185/110
- Low platelets or glucose
- INR>1.7
Renal effect of infectious endocarditis
immune complex mediated glomerulonephritis
Risk factors for brain abscess in a child
Right to left shunts (bypass pulmonary circulation) and recurrent sinusitis
Fever, severe headache, focal neuro changes
triad of brain abscess
Arthralgias and malaise with erythema nodosum, common cause, other causes? Best initial test?
Common cause - benign hypersensitivity reaction to antigens, self resolution in weeks. Other causes to work up, strep, sarcoid, TB, histo, IBD, and Behcet’s. Anti strep O, TB skin testing, CBC and BMP,and a chest x-ray looking for sarcoidosis (as high as 28% comorbidity)
Intensely pruitic clusters of papules and vesicles on elbows, knees, back, or buttocks? Management?
Dermatitis herpetiformis, dapsone and gluten free diet (usually associated with celiac disease)
what causes pemphigoid vulgaris?
Antibodies against desmogleins 1 and 3
Why doesn’t the entire epidermis detatch in pemphigoid vulgaris
does not target hemidesmosomes connecting bottom row of cells to basement membrane
How to differentiate between acute cholecystitis and common bile duct obstruction?
Alk phos, some mild elevation in bilirubin and liver transaminases as gallbladder sludge passes into common bile duct
What is elevated in the “window period” 2-4 months after Hep B infection during the symptomatic period? What are the “frames” of the window?
The window period is the time between the disappearance of HBsAg and appearance of anti-HBs, IgM anti-HBc is elevated during the window. Therfore, during initial infection, check for HBsAg (initial infection) or IgM anti-HBc (are we in the window
Pain, jaundice, and palpable mass in a kid <10 (D/BT)
Biliary cyst, ultrasonography and surgical resection ( can use ERCP instead)
Antiarryhtmic for afib in WPW?
Procainamide - no rate control!
Maculopapular rash with cephalocaudal spread and postauricular and suboccipital adenopathy after prodrome of low fever, lymphadenopathy, and malaise
Rubella
Rubella extra symptom in adolescents, particularly females?
Polyarthralgia
Looks like strep throat then somebody gives amoxicillin and now they have a polymorphous maculopapular rash?
EBV - key look - hepatosplenomegaly
Celiac sprue with bone pain and elevated PTH?
Osteomalacia - severe vit D deficiency
Effect of osteomalacia on bones?
Impaired osteoid matrix mineralization
When to use ultrasound and when to use CT in evaluation of pancreatic adenocarcinoma?
US in the head of the pancreas if evidence of obstructive jaundice, CT scan if no obstructive jaundice
Causes of HIV related diarrhea:
- <180 / mm3, severe watery diarrhea and low grade fever?
- <100/mm3, watery diarrhea w/o fever
- <50 - HIGH fever and watery diarrhea
- <50 - Frequent small volume diarrhea with hematochezia and abdominal pain
- Cryptosporidium
- Microsporidium
- Mycobacterium avium
- CMV
Best test for cryptosporidium?
Modified acid fast stain
What to remember treating a 7 yo Lyme Disease patient
HE’S LESS THAN 8, DON’T USE DOXY, use oral amoxacillin
Localized impetigo treatment. What if extensive or bullous?
Topical mupirocen. Then use oral antibiotics
Vulvovaginitis in prepubertal girls with perianal scratching (D/Tr) -
pinworms (helminth) treat with albendazole or pyrantal pamoate as well as the household
Acute hypertensive crisis in setting of CKD recently starting EPO?
Erythropoietin related hypertension, up to 30% of patients develop within 2-8 weeks of treatment
How does epidural cause hypotension even without going into a vein?
Sympathetic nerve fibers responsible for vascular tone are blocked -> vasodilation -> decreased venous return to right side of heart -> decreased cardiac output - prevented by aggressive IV expansion and repositioning patient
How to diagnose CO poisonin?
ABG plus cooximetry
What abnormal sound can be heard in most patients during an acute coronary syndrome?
Abnormal S4 gallop due to ischemia induced myocardial dysfunction
S3 sounds normal findings and abnormal meanings?
Rapid filling of ventricles, normal in children, young adults, and pregnancy, abnormal in >40, heart failure, restrictive cardiomyopathy, and high output states
What if a FAST test is limited or equivocal?
Diagnostic periotoneal lavage
When does ASD become PTSD?
1 month
Intermittent foot trop with numbness/tingling over dorsal foot and lateral shin, impaired ankle dorsiflexion (walking on heels) and preserved plantar flexion?
Common fibular neuropathy
Anticonvulsant/mood stabilizer med that can cause hepatotoxicity? Other effects?
Valproate - usually within first 6 months of treatment. Tremor, thrombocytopenia, and alopecia
Buproprion risk?
Seizures
Clozapine risk?
Severe neutropenia
Seems like an absence seizure but lasts 2-3 minutes?
Focal seizures, absence only 10-20 s
Tamoxifen effect on bone -
estrogen like, only antiestrogen at the breast
Tamoxifen effect on uterus
estrogen agonists, increases risk of polyps, hyperplasia, cancer
7 yo with 3 episodes vomitting in 6 month period with stereotypical timing lasting 1-10 days with >=4 times/hr at peak and no symptoms between vomitting episodes with family hx of migraines (D/Tr)
Cyclical vomitting syndrome, antiemetics and sumatriptan if migraine hx
Colonic polyps and osteomas in family? Colorectal cancer risk? Follow-up?
Familial adenomatous polyposis, almost universally develop colorectal cancer. Annual colonoscopies with proctocolectomy once high-grade dysplasia is reached
CAP for >1 week+arthralgias+erythema nodosum?
Coccidioides - desert southwest - treat with fluconazole only if immunocompromised
Early decrescendo murmur best heard with diahragm of stethoscope at upper sternal border especially when holding a full breath with expiration
Aortic regurgitation
Treatment of thrush in HIV?
Oral fluconazole
Focal substernal pain with large liniear ulcerations in distal esophagous and presence of intranuclear intracytoplasmic inclusions?
CMV esophagitis
Primary HIV prophylaxis ladder:
< 200 - PCP - Bactrim
<100 - Toxo - Bactrim
<50 - MAC - Azithro
Endemic histo and <150 - Itraconazole
Normal discharge after delivery
1-3 days - lochia rubra - red vaginal discharge from the shedding of the uterine decidua and blood
3-4 days - lochia serosa - thin, pink/brown
2-3 weeks - lochia alba, white or yellow
Sudden vasomotor collapse on symptoms of meningococcemia -
Waterhouse-Friederichsen due to adrenal hemmorhage (10-20% of infants)
Large fiber injuries symptom type?
negative symptoms - numbness, loss of proprioception and vibration
Fungal infections affecting upper lobes of lungs and how to differentiate?
Aspergillus - acid fast hyphae, Norcardia - weakly acid fast filamentous rods
Workup for suspected VAP?
First X-ray, then if positive gram stain and culture or respiratory secretions, start empiric antibiotics while waiting for return
Photosensitivity with concomittant hep C?
Porphyria cutanea tardis - deficiency of uroporphyrinogen decarboxylase
Thrombocytopenia, hemolytic anemia, essential with maybe renal insufficiency, neuro changes, and fever?
Thrombotic thrombocytopenic purpura
Pathophys of TTP
decreased ADAMSTS13 level either due to autoantibody or hereditary sources
Treatment of TTP?
Plasma exchange, glucocorticoids, rituximab
Difference between TTP and HUS:
HUS related to Ecoli and primarily renal, TTP related to aDAMS and has neuro findings and fever
Diffuse telangiectasias, recurrent epistaxis, and widespread AV malformations?
Hereditary telangiectasia (Osler-Weber-Rendu)
when to use casting or internal fixation for stress fracture?
Only for the fifth metatarsal, 2,3,4 act as a self-splint
Causes of hyperglycemic hyperosmolar syndrome
Infection, (glucocorticoids, thiazides, pentamidine, atypical antipsychotics), interruption of insulin therapy, trauma or acute illness
lytic bone lesion, rash, signs of diabetes insipidus (D/P/Tr) -
Langerhans cell histiocytosis, proliferation of macrophages that can lead to lytic bone lesions, skin lesions, lymph node lesions, lungs (cough/pulm nodules), and CNS (central diabetes insipidus). Treat with chemo or curretage
Where are Langerhans cell histiocytosis typically found?
Skull
Cuttoff for normal MoCA score
<26/30
What causes jejunal or ileal atresia?
vascular access in utero
Impaired tandem walking but intact finger-nose testing?
Alcohol neurotoxicity
What is damaged in alcoholic cerebellaropathy?
Purkinje cells - selective for truncal dycoordination
Fever >24 hours postpartum, purulent lochia, and uterine tenderness (D/P/Tr)
Postpartum endometritis, polymicrobial infection of uterine cavity - treat with clindamycin + gent until patient is afebrile for 24 hours
treatment of PPROM
expectant management until 34 weeks with steroids