foundations 2 Flashcards
most common thyroid cancer
papillary thyroid carcinoma
enlarged thyroid cells with ground-glass nuclei “orphan annie eyes”
papillary thyroid carcinoma
standard treatment for DKA
IV fluid
IV insulin
K+ replacement
standard treatment for type 1 DM
insulin
standard treatment for type 2 DM
low carb diet + weight loss
oral hypoglycemic pill (metformin - DOC)
insulin
most common cause of hypercalcemia
1° hyperparathyroidism
most common cause of 1° hyperparathyroidism
parathyroid adenoma
most common cause of 2° hyperparathyroidism
chronic renal failure: ↓Ca
most common cause of hypoparathyroidism
parathyroidectomy
facial muscle spasm when tapping cheek
Chvostek sign: hypocalcemia
parathyroid, pancreatic, pituitary tumors
MEN 1
preferred anticoagulant for immediate anticoagulation
heparin or LMWH
preferred anticoagulant for long-term anticoagulation
warfarin
preferred anticoagulant during pregnancy
heparin or LMWH
lab test to monitor heparin or warfarin
heparin: PTT
warfarin: PT/INR
causes of hypochromic microcytic anemia
IDA
thalassemias
lead poisioning
hypersegmented neutrophils
megaloblastic anemia: B9 (folate) or B12
skull xray: “hair on end” appearance
beta thalassemia
sickle cell disease
basophilic stippling of RBC
lead poisioning
painful cyanosis of fingers and toes with hemolytic anemia
cold autoimmune hemolytic anemia
red urine in morning + fragile RBCs
paroxysmal nocturnal hemoglobinuria
basophilic nuclear remnants in RBCs
Howell Jolly Bodies - after splenectomy
autosplectomy
sickle cell disease
drug used to treat sickle cell disease
hydroxyurea
fever + night sweats + weight loss
B symptoms of lymphoma or TB
antiplatelet antibodies
immune thrombocytopenia
bleeding disorder with gpIb deficiency
Bernard-Soulier syndrome
most common inherited bleeding disorder
von Willebrand disorder
cancer most commonly associated with a noninfectious fever
Hodgkin lymphoma
sheets of lymphoid cells with “starry sky” appearance
Burkitt lymphoma
large B cells with bilobed nuclei and prominent “owl eye inclusions”
Hodgkin lymphoma
elevated uric acid
gout
Lesh-Nyhan syndrome
myeloproliferative diseases
diuretics: loop, thiazides
pseudopalisading tumor cell arrangement
glioblastoma: most common 1° brain tumor in adults
inherited defect in tubular amino acid transporter
cystinuria
Hartnup disease
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 (M spike)
multiple myeloma
monoclonal gammopathy of undetermined significance (MGUS)
waldenstrom macroglobulinemia
reddish-pink rods in cytoplasm of leukemic blasts
auer rods (AML)
dark purple nodules on skin in an HIV patient
Kaposi sarcoma - HHV-8
temporal lobe encephalitis
HSV-1
owl’s eye inclusions in organ tissue
CMV
intranuclear eosinophilic droplets
HSV: cowdry type A inclusions
nutmeg liver
hepatic congestion:
R sided heart failure
budd chiari syndrome
maternal elevation of AFP
neural tube anencephaly spina bifida omphalocele gastroschisis
aplastic anemia in sickle cell patient
parvovirus B19
oral hairy luekoplakia
EBV
child with fever and “slapped cheek” rash on face that spreads to body
parvovirus B19 (fifth disease)
fever, runny nose, cough, conjunctivitis and diffuse rash
rubeola (measles)
3 C’s
small, irregular, blue-gray spots on buccal mucosa, surrounded by base of red
Koplik spots (measles) occurs before diffuse rash
dark purple nodules on skin in an HIV patient
kaposi sarcoma (HHV-8)
large cells with owl’s eye inclusions
CMV
treatment for CMV
ganciclovir
most common opportunistic infection in HIV patients
pneumocystis jirovecii pneumonia
drug used to prevent pneumocystis pneumonia
TMP-SMX
most common heart murmur
mitral valve prolapse
most common congenital heart anomaly
VSD
cherry-red spot on macula
Tay-Sachs
Niemann-Pick
central retinal artery occlusion
treatment for oral candidiasis
nysatin or fluconazole
most common opportunistic infection in HIV patients
pneumocystis jirovecii
prophylaxis for cryptococcus in AIDS patients
fluconazole
prophylaxis for PCP in AIDS patients
TMP-SMX
treatment for systemic candidiasis
immuncompetent: fluconazole
immunocompromised: amphotericin B or echinocandin
cancer associated with asbestos
malignant mesothelioma
bronchogenic carcinoma
owl’s eye inclusions
owl’s eye nucleus
owl’s eye protozoan
inclusion: CMV
nucleus: reed sternburg cell (hodgkin lymphoma)
protozoan: giardia lamblia
pigmented hamartomas in iris
lisch nodules: neurofibromatosis
systemic mycoses (fungal infections)
histoplasmosis blastomycosis coccidioidomycosis sporotrichosis paracoccidiomycosis
systemic mycoses are dimorphic fungi:
mold - 20 C
yeast - 37 C
histoplasmosis
blastomycosis
coccidioidomycosis (exception: spherole not yeast)
sporotrichosis
treatment for systemic mycoses
localized, uncomplicated: fluconazole or itraconazole
severe, disseminated, or complicated: amphotericin B (Big Bad fungal infections)
characteristics of systemic mycoses
NON-CASEATING granuloma formation (vs TB: caseating with necrotic centers filled with caseous/cheesy material)
culture of systemic mycoses
sabouraud agar
encounter with bat/bad droppings (soil may be contaminated) and getting a pulmonary disease
histoplasma capsulatum
systemic mycoses in mississippi/ohio river valley
histoplasma capsulatum
systemic mycoses in southwest US (California, west Texas)
coccidoidomycosis
systemic mycoses in states bordering Mississippi and Ohio river basins up to Canada, central america
blastomycosis
organisms associated with birds
histoplasma capsulatum: noncaseating granulomas
cryptococcus neoformans: pigeon droppings, pneumonia in healthy, meningitis in AIDS
chlamydophila psittaci (bacteria)
H5N1 influenza (bird flu)
West Nile virus
treatment of sporotrichosis
itraconazole - DOC
potassium iodide “plant a rose in pot(assium iodide) - kids or treatment failure
cat scratch
bartonella henselae
cat/dog bite
pasteurella multocida
cat feces
toxoplasma
puppy feces
yersinia enterocolitica
animal urine
leptospira
hantavirus: deer mouse urine
effect of leptin (from adipocytes)
satiety
inhibits lateral area of hypothalamus
stimulates ventromedial area of hypothalmus
councilman bodies
apoptotic liver cells:
viral hepatitis or yellow fever
ring-enhancing lesion in HIV patient
toxoplasma gondii or 1° CNS lymphoma
treatment for trichomonas vaginalis
metronidazole
most common protozoal diarrhea (watery)
giardia lamblia
strawberry tongue
scarlet fever
kawasaki disease
toxic shock syndrome
rash on palms + soles
2° syphilis
rocky mountain spotted fever
coxsackie A virus
most common helminth infection in US
enterobius vermicularis
2nd most common helminth infection in US
ascaris lumbricoides
multiple sclerosis Charcot’s triad
scanning speech
nystagmus
intention tremor
renal artery stenosis with hypertension and string of pearls
fibromuscular dysplasia:
affects carotid + renal arteries
dynein arm defect
kartagener syndrome: primary ciliary dykinesia
recurrent sinusitis, bronchiectasis, situs inversus