T1-5
This nerve is trapped in wrist drop.
Radial nerve
What inheritance pattern demonstrates anticipation?
Trinucleotide repeats
Ex. Huntington's, Friedrich Ataxia
This murmur increases with standing and Valsalva.
Hypertrophic Obstructive Cardiomyopathy
What vitamin deficiency causes dermatitis, diarrhea, and dementia?
Niacin (B3)
Pt has bilateral hypertonic bands at L5. What dysfunction is associated?
Pelvic/Sacral
A 12 yo athlete develops anterior knee pain worsened by jumping. Tenderness is present at the tibial tuberosity. What is the dx?
Osgood-Schlatter Dz
Pt presents with an absent thymus and hypocalcemia. What is the chromosome deletion?
22q11
DiGeorge Syndrome
What is Beck's Triad? What is it associated with (diagnosis)?
JVD Mnemonic
1. JVD
2. Very low BP (HoTN)
3. Distant heart sounds
A/w Cardiac Tamponade
The most common cause of bronchiolitis in infants is this organism.
What group of viruses is it in??
RSV
Paramyxovirus
In a RoR sacral torsion, the sacrum rotates around what axis?
R oblique axis
This spinal cord syndrome classically presents with loss of pain and temperature sensation bilaterally in a cape-like distribution.
Syringomyelia
A defect in nucleotide excision repair causes this disorder associated with extreme UV sensitivity.
Xeroderma Pigmentosum
A patient with polycythemia, pruritus after hot showers, and elevated hematocrit most likely has what mutation?
JAK2
This biostatistics measure equals true positives divided by all patients with disease.
Sensitivity
What muscle(s) is/are hypertonic in an anteriorly rotated innominate dysfunction?
Quadriceps!
The quads pull DOWN on the innominate - causing it to have an anterior rotation.
A patient has weakness of thumb opposition and thenar atrophy. What tests are confirmatory diagnostics?
Phalen's
Reverse Phalen's
Tinel's
A child with café-au-lait spots, pheochromocytoma, and hemangioblastomas most likely has mutation of this gene.
Von Hippel Lindau gene (VHL)
What leukemia is associated with t(15;17)?
Acute Promyelocytic Leukemia
Pt presents with severe air hunger breathing after skipping 2 meals. Lab shows decreased bicarb and hyperglycemia. What is the dx?
DKA
Air hunger = Kussmaul breathing
COVID pt presents with SOB. Ribs 6-8 on the right move freely in exhalation, but do not move on inhalation. What is the key muscle to treat this dysfxn?
Serratus anterior
Key rib = 6
5 yo pt presents with persistent bone pain and fever. X-ray shows this:
What's the dx?
Ewing Sarcoma
t(11;22) on biopsy
This mode of inheritance is associated with mitochondrial diseases.
Maternal inheritance

Appeared suddenly, but are painless. What is the number one dx here???
Infective Endocarditis
These are Janeway lesions.
5 yo boy presents with nighttime perianal itching. What is this and what is the best diagnostic testing?
Enterobius vermicularis (pinworm)
Dx via scotch tape test