DIT Rapid-Fire Facts Flashcards
Most common cause of neural tube defects
folate deficiency
Most common preventable cause of congenital malformation in the US
alcohol use during pregnancy
Hyperflexible joints, arachnodactyly, aortic dissection, lens dislocation
Marfan syndrome (defect in fibrillin)
Hereditary nephritis, cataracts, sensorineural hearing loss
Alport syndrome (defect in type 4 collagen)
Drug of choice for absence seizures?
Ethosuximide
Branching, filamentous, gram positive rods with sulfur granules
Actinomyces
Cellulitis from cat or dog bite
Pasteurella multocida
moist smooth flat white genital lesion
condyloma lata (2ndary syphilis)
Medical treatment for pheochromocytoma
alpha-antagonist (phenoxybenzamine, phentolamine)
Selective alpha1-antagonist used to treat BPH
tamsulosin
Eczema, recurrent cold abscesses, high serum IgE
Hyper IgE (Job syndrome)
- impaired differentiation of Th17 cells (helps recruit neutrophils)
- impaired recruitment of neutrophils
Large phagosomal vesicles in neutrophils
Chediak-Higashi disease
- defective phagocyte lysosomes (defective lysosomal transport gene)
- present w/ partial albinism, recurrent resp and skin infections, neurologic disorders (ex. peripheral neuropathy)
degeneration of the dorsal columns
tabes dorsalis (tertiary syphilis)
Intracellular deposits of hyperphosphorylated tau protein
Alzheimer
Intracellular spherical aggregates of tau protein seen on silver stain
Frontotemporal dementia
dysphagia, glossitis, iron deficiency anemia
Plummer-Vinson
hematemesis with retching
Mallory-Weiss tear
mucin-filled cell with a peripheral nucleus?
signet ring cell (seen in gastric cancer, LCIS)
Most common type of stomach cancer
gastric adenoCA
Ovarian metastasis from gastric cancer
Krukenberg tumor
Gastric ulcerations and high gastrin levels
Zollinger Ellison syndrome
Acute gastric ulcer associated with elevated ICP or head trauma
cushing ulcer
Acute gastric ulcer associated with severe burns
curling ulcer
Weight loss, diarrhea, arthritis, fever, adenopathy, hyperpigmentation
Whipple disease
Anti-transglutaminase/anti-gliadin antibodies
Celiac disease
GI hamartomas, hyperpigmentation of the mouth and hands
Peutz-Jeghers
Multiple colon polyps, osteomas, soft tissue tumors
Gardner syndrome
most common site of colonic diverticula
sigmoid
“string sign” on contrast x-ray
Crohn’s
“lead pipe” appearance of colon on contrast x-ray
UC
–> b/c of loss of haustra
Painless jaundice
pancreatic cancer (esp at the head of the pancreas)
most common cause of acute pancreatitis
gallstones, alcohol
Most common cause of chronic pancreatitis
alcohol
severe hyperbili in a neonate?
CN type 1
mild, benign hyperbili
Gilbert (unconjugated)
Triglyceride accumulation in hepatocytes
fatty liver disease (hepatic steatosis)
Eosinophilic inclusions in the cytoplasm of hepatocytes
Mallory bodies
Hepatomegaly, abdominal pain, ascites
Budd-Chiari syndrome
low serum ceruloplasmin
Wilson disease
cirrhosis, diabetes, hyperpigmentation
hemochromatosis
chronic sinusitis, infertility, situs inversus
Kartagener syndrome (primary ciliary dyskinesia)
Hypercoagulability, endothelial damage, stasis of blood
Virchow’s triad
Curschmann spirals
sped epithelium from mucus plugs (Asthma)
B/l hilar adenopathy, uveitis
sarcoidosis
anti-glomerular basement membrane antibodies
Goodpasture
honeycomb lungs on cxr
idiopathic pulmonary fibrosis
“tennis racket”-shaped cytoplasmic organelles
Birbeck granules (Langerhans cell histiocytosis)
Iron-containing nodules in the alveolar septum
ferruginous bodies (asbestosis)
lung cancer associated with SIADH?
small cell
tumor associated with Horner syndrome?
Pancoast tumor
Lung cancer associated with hypercalcemia?
squamous cell (secretion of PTHrP)
Lung cancer associated with Cushing syndrome?
small cell (secretion of ACTH)
Lung cancer associated with weakness?
small cell (lambert-eaton)
Substances associated with lung cancer? (4)
smoke, radon, silica, asbestos
Chest pain, pericardial friction rub, and persistent fever occurring several weeks after an MI
Dressler syndrome
Splinter hemorrhages under the fingernails
Infective endocarditis
Retinal hemorrhages with pale centers
Roth spots (inf. endocarditis)
Heart valve most commonly involved in infective endocarditis
mitral valve
Heart valve most commonly involved in an IVDU with infective endocarditis
tricuspid valve
Granulomatous nodules in the heart
Aschoff bodies
Most common primary cardiac tumor in adults
myxoma (left atrial)
Most common primary cardiac tumor in children
Rhabdomyoma
Most common cause of constrictive pericarditis
US: lupus
Dev. countries: TB
c-ANCA
Granulomatosis with polyangiitis (Wegener)
p-ANCA (2)
- Eosinophilic granulomatosis with polyangiitis (Churg-Strauss)
- Microscopic polyangiitis
Treatment for thromboangiitis obliterans
smoking cessation
treatment for giant cell arteritis
high-dose steroids
“Currant jelly” sputum
Klebsiella
Osteomyelitis in pt with sickle cell disease
salmonella
“strawberry cervix”
trichomonas vaginalis
clue cells
Gardnerella vaginalis (causing bacterial vaginosis)
bacterial with “school of fish” appearance
Haemophilus ducreyi (chanchroid)
Orotic acid in the urine + elevated serum ammonia
ornithine transcarbamylase deficiency
orotic acid in the urine + normal serum ammonia
orotic aciduria
megaloblastic anemia that does not improve with folate and B12
orotic aciduria
Most common class of medication for bulimia nervosa
fluoxetine (SSRIs)
Medical treatment for alcohol withdrawal
benzo
Treatment for central DI
desmopressin
Treatment for nephrogenic DI
HCTZ, indomethacin
Treatment for lithium-induced nephrogenic DI
amiloride
Bluish-colored lines on the gingivae
Burton lines (lead poisoning)
Treatment of choice for rickets or osteomalacia?
vitamin D
Swollen gums, poor wound healing, bleeding mucous membranes, and spots on the skin
scurvy (vit C def)
Most common vitamin deficiency in the US
folate deficiency
Hypersegmented neutrophils
megaloblastic anemia (either B12 or folate deficiency)
dilated cardiomyopathy, edema, polyneuropathy
wet beri beri (thiamine deficiency)
preferred anticoagulant for immediate anticoagulation?
heparin or LMWH
preferred anticoagulation during pregnancy
heparin or LMWH
Causes of hypochromic, microcytic anemia
iron def, thalassemia, lead poisoning
hypersegmented neutrophils
B12 or folate deficiency
Skull x-ray shows a “hair-on-end” appearance
marrow hyperplasia (seen in beta-thal or sickle cell disease)
basophilic stippling of RBCs
lead poisoning
Painful cyanosis of the fingers and toes with hemolytic anemia
cold autoimmune hemolytic anemia
Red urine in the morning and fragile RBCs
Paroxysmal nocturnal hemoglobinuria
basophilic nuclear remnants in the RBCs
Howell-Jolly bodies
Autosplenectomy
Sickle cell disease
drugs used to treat sickle cell disease
hydroxyurea (increases level of HbF)
antiplatelet antibodies
immune thrombocytopenia
bleeding disorder with gp1b deficiency
Bernard-soulier
most common inherited bleeding disorder
von Willebrand disease
cancer most commonly associated with a noninfectious fever
Hodgkin lymphoma (B symptoms)
sheets of lymphoid cells, with a “starry sky” appearance
Burkitt lymphoma
large B cells with bilobed nuclei and prominent “owl’s eye inclusions”
Reed sternberg cells of hodgkin lymphoma
“smudge” cells
CLL
“punched out” lytic bone lesions
Multiple myeloma
RBCs clumped together like a stack of coins
Rouleaux formation (multiple myeloma)
monoclonal antibody spike
MM, MGUS, Waldenstorm
reddish-pink rods in the cytoplasm of leukemic blasts
auer rods (AML)
Dark purple nodules on the skin in an HIV patient
Kaposi sarcoma
Temporal lobe encephalitis
HSV-1
“Owl eye” inclusions in organ tissue
CMV
Intranuclear eosinophilic droplets
HSV (type A Cowdry bodies)
Aplastic anemia in a sickle cell patient
Parvovirus B19
Child with fever and “slapped cheek” rash on the face that spreads to his body
5th disease (caused by parvo b19)
fever, runny nose, cough, conjunctivitis, diffuse rash
rubeola (measles)
associated with subacute sclerosing panencephalitis (SSPE)
previous measles infection
small, irregular, blue-gray spots on the buccal mucosa, surrounded by a base of red
koplik spots (measles)
dark purple nodules on the skin in an HIV pt?
Kaposi sarcoma
large cells with owl’s eye inclusions
CMV
treatment for CMV
ganciclovir
most common opportunistic infection in HIV pts
PCP
drug used to prevent PCP
TMP-SMX
treatment for oral candidiasis
nystatin, fluconazole
ppx for cryptococcus in AIDS pts
fluconazole
treatment for systemic candidiasis
amphotericin B
treatment for sporothrix schenckii
itraconazole, potassium iodide
Ring-enhancing brain lesion in an HIV patient
toxo
Treatment for Trichomonas vaginalis
metronidazole
Most common protozoal diarrhea
Giardia
Most common helminth infection in the US
enterobius vermicularis (pinworm)
2nd most common helminth infection in the US
ascaris lumbricoides (giant roundworm)