Demo Vaka/Soru Havuzu
Global hazırlık için ilk özgün demo çekirdeği.
Bu ekran USMLE, PLAB, BOARD ve Medical English içeriklerinin nasıl görüneceğini gösterir. Faz 2 ile bu içerikler gerçek soru çözme motoruna bağlandı; her karttan doğrudan çözmeye geçebilirsin.
USMLE
Step 2 CK
Orta
Chest pain after cocaine use
A 29-year-old man presents with crushing chest pain 45 minutes after cocaine use. ECG shows ST depressions in lateral leads. He is anxious and hypertensive. What is the most appropriate next step?
Immediate beta blocker
Benzodiazepine + nitrates
Discharge after normal troponin
Empiric thrombolysis
Yanıt: Benzodiazepine + nitrates
Kokain ilişkili göğüs ağrısında sempatik aktiviteyi azaltmak, vazospazmı çözmek ve ACS değerlendirmesini sürdürmek önceliklidir. İzole beta bloker erken dönemde riskli olabilir.
Soru motorunda çöz
USMLE
Step 2 CK
Zor
Septic shock fluid refractory
A 68-year-old woman with pneumonia remains hypotensive after 30 mL/kg crystalloid. Lactate is 5.1 mmol/L. What is the next best management step?
Furosemide
Norepinephrine
Oral antibiotics
Delay antibiotics until cultures result
Yanıt: Norepinephrine
Sıvıya yanıtsız septik şokta vazopressör başlanır; antibiyotik ve kaynak kontrolü eş zamanlı yürütülür.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, emergency, sepsis, G100V1
Orta
G100-USMLE-001 | Septic shock first hour
A 68-year-old man presents with fever, confusion, MAP 58 mmHg, lactate 5.1 mmol/L and suspected pneumonia. Oxygen is given and two IV lines are placed. What is the most appropriate next management bundle?
Immediate discharge with oral antibiotics
Broad-spectrum IV antibiotics, blood cultures if feasible without delay, IV crystalloid resuscitation and vasopressors if hypotension persists
Delay antibiotics until sputum culture confirms organism
Give furosemide because lactate is elevated
Yanıt: Broad-spectrum IV antibiotics, blood cultures if feasible without delay, IV crystalloid resuscitation and vasopressors if hypotension persists
Septic shock management is time-critical: infection source control/antibiotics, perfusion restoration with crystalloid, lactate reassessment and vasopressor support if hypotension persists after fluids. Kültür alınması antibiyotiği geciktirmemelidir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, electrolyte, ECG, G100V1
Kolay
G100-USMLE-002 | Hyperkalemia with ECG changes
A dialysis patient has weakness. ECG shows peaked T waves and widening QRS. Potassium is 7.2 mEq/L. Which medication should be given first to stabilize the myocardium?
Regular insulin with dextrose
Nebulized albuterol
IV calcium gluconate
Sodium polystyrene sulfonate
Yanıt: IV calcium gluconate
ECG değişikliği olan hiperkalemide ilk kritik adım kardiyak membranı stabilize etmektir: IV kalsiyum. İnsülin/dextroz ve beta-agonist potasyumu hücre içine kaydırır ama ilk stabilizasyon kalsiyumdur.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, allergy, resuscitation, G100V1
Kolay
G100-USMLE-003 | Anaphylaxis after antibiotic
A 24-year-old woman develops wheezing, diffuse urticaria and hypotension minutes after IV cefazolin. What is the best immediate treatment?
IV methylprednisolone only
IM epinephrine into the mid-anterolateral thigh
Oral diphenhydramine and observation
Nebulized saline
Yanıt: IM epinephrine into the mid-anterolateral thigh
Anafilakside yaşam kurtarıcı ilk tedavi IM epinefrindir. Antihistaminik ve steroid yardımcıdır; epinefrinin yerine geçmez.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, endocrine, DKA, G100V1
Kolay
G100-USMLE-004 | DKA initial management
A 19-year-old with type 1 diabetes has vomiting, Kussmaul respirations, glucose 520 mg/dL, pH 7.12 and potassium 4.8 mEq/L. Which step should be started first?
IV isotonic fluids
Subcutaneous long-acting insulin only
Sodium bicarbonate for all patients
Immediate discharge after antiemetic
Yanıt: IV isotonic fluids
DKA’da ilk adım dolaşım ve volüm açığını düzeltmek için IV izotonik sıvıdır. İnsülin potasyum değerlendirmesiyle başlanır; rutin bikarbonat çoğu hastada gerekli değildir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, cardiology, STEMI, G100V1
Kolay
G100-USMLE-005 | STEMI reperfusion
A 57-year-old man has crushing chest pain for 70 minutes. ECG shows ST elevation in II, III and aVF. He is at a PCI-capable hospital. What is the best next step?
Schedule outpatient stress test
Immediate reperfusion with primary PCI
Wait for troponin before any treatment
Treat as gastroesophageal reflux
Yanıt: Immediate reperfusion with primary PCI
STEMI’de PCI yapabilen merkezde hedef primer PCI ile hızlı reperfüzyondur. Troponin beklemek reperfüzyonu geciktirmemelidir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, neurology, stroke, G100V1
Kolay
G100-USMLE-006 | Acute ischemic stroke pathway
A 72-year-old has sudden aphasia and right-sided weakness 80 minutes ago. Glucose is normal. What is the most appropriate immediate test before reperfusion decision?
Noncontrast CT head
Lumbar puncture
Carotid ultrasound
EEG
Yanıt: Noncontrast CT head
Akut inmede reperfüzyon kararı öncesi intrakraniyal kanamayı dışlamak için hızlı nonkontrast beyin BT gerekir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, trauma, airway, G100V1
Kolay
G100-USMLE-007 | Tension pneumothorax
After blunt chest trauma, a patient is hypotensive with severe respiratory distress, distended neck veins and absent breath sounds on the left. What is the most appropriate immediate action?
Wait for chest X-ray confirmation
Needle decompression followed by chest tube
Give oral analgesia and observe
Nonurgent outpatient CT
Yanıt: Needle decompression followed by chest tube
Tansiyon pnömotoraks klinik tanıdır; görüntüleme beklenmez. Acil dekompresyon ve ardından tüp torakostomi gerekir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, pulmonary embolism, shock, G100V1
Orta
G100-USMLE-008 | Unstable pulmonary embolism
A postoperative patient has sudden dyspnea, syncope, hypotension and bedside echo showing RV strain. Massive pulmonary embolism is strongly suspected. What treatment is most appropriate if no absolute contraindication exists?
Therapeutic thrombolysis
Outpatient D-dimer
Oral aspirin only
Observation until CT tomorrow
Yanıt: Therapeutic thrombolysis
Hemodinamik instabil masif PE’de kontrendikasyon yoksa sistemik tromboliz düşünülür. Stabil hastada antikoagülasyon ana tedavidir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, neurology, headache, G100V1
Kolay
G100-USMLE-009 | Subarachnoid hemorrhage
A 45-year-old has thunderclap headache at maximal intensity within seconds, vomiting and neck stiffness. What is the best initial diagnostic test?
Noncontrast CT head
MRI lumbar spine
Plain skull X-ray
Serum prolactin
Yanıt: Noncontrast CT head
Thunderclap baş ağrısında SAK dışlanmalıdır; ilk test nonkontrast BT’dir. Gerekirse LP/CTA algoritması ile devam edilir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, obstetrics, ectopic, G100V1
Kolay
G100-USMLE-010 | Ectopic pregnancy unstable
A 29-year-old with positive pregnancy test has abdominal pain, syncope, hypotension and free intraperitoneal fluid on bedside ultrasound. What is the best management?
Methotrexate and discharge
Immediate surgical management with resuscitation
Routine prenatal follow-up
Oral iron only
Yanıt: Immediate surgical management with resuscitation
Rüptüre ektopik gebelik ve instabilite cerrahi acildir; resüsitasyonla birlikte acil jinekolojik cerrahi gerekir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, infection, meningitis, G100V1
Orta
G100-USMLE-011 | Bacterial meningitis treatment
A 66-year-old presents with fever, confusion, neck stiffness and petechial rash. Blood cultures are drawn and CT is not immediately required before LP. Which management is most appropriate?
Delay antibiotics until CSF culture results
Start empiric IV antibiotics promptly, with dexamethasone when indicated
Give oral antivirals only
Discharge if headache improves
Yanıt: Start empiric IV antibiotics promptly, with dexamethasone when indicated
Bakteriyel menenjit şüphesinde antibiyotik geciktirilmemelidir. Deksametazon uygun olgularda antibiyotikle birlikte/öncesinde verilir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, airway, ENT, G100V1
Orta
G100-USMLE-012 | Epiglottitis priority
An adult has fever, drooling, muffled voice and tripod positioning. What is the priority?
Aggressive throat examination with tongue depressor
Secure the airway in a controlled setting
Send home with oral antihistamine
Nebulized bronchodilator only
Yanıt: Secure the airway in a controlled setting
Epiglottitte airway manipülasyonu riski yüksektir; öncelik kontrollü ortamda havayolunu güvenceye almaktır.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, neurology, seizure, G100V1
Kolay
G100-USMLE-013 | Status epilepticus
A patient has a generalized tonic-clonic seizure lasting 7 minutes. IV access is available. What is first-line abortive therapy?
IV lorazepam
Oral phenytoin tablet
CT before any medication
Haloperidol
Yanıt: IV lorazepam
Status epileptikusta ilk basamak benzodiazepindir. IV lorazepam erişim varsa uygun ilk seçenektir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, toxicology, opioid, G100V1
Kolay
G100-USMLE-014 | Opioid overdose
A 32-year-old is found unconscious with pinpoint pupils, respiratory rate 5/min and oxygen saturation 82%. What medication is most appropriate while supporting ventilation?
Naloxone
Flumazenil for all coma patients
Atropine
Fomepizole
Yanıt: Naloxone
Opioid toksidromunda solunum depresyonu hayatı tehdit eder. Ventilasyon desteği ve nalokson verilir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, toxicology, antidote, G100V1
Kolay
G100-USMLE-015 | Acetaminophen overdose
A patient presents 10 hours after ingesting a large amount of acetaminophen. Level is above the treatment line. What is the antidote?
N-acetylcysteine
Fomepizole
Deferoxamine
Octreotide
Yanıt: N-acetylcysteine
Parasetamol toksisitesinde antidot N-asetilsisteindir; hepatotoksisite riskini azaltır.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, toxicology, CO, G100V1
Orta
G100-USMLE-016 | Carbon monoxide poisoning
A family presents with headache and nausea after using a generator indoors. Pulse oximetry is 99%. What is the best initial treatment?
High-flow oxygen
Reassurance because pulse oximetry is normal
Oral antibiotics
Beta blocker
Yanıt: High-flow oxygen
CO zehirlenmesinde pulse oksimetre yanıltıcı olabilir. Tedavide yüksek akımlı oksijen verilir; ağır olguda hiperbarik oksijen düşünülür.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, vascular, chest pain, G100V1
Orta
G100-USMLE-017 | Aortic dissection
A 61-year-old with hypertension has abrupt tearing chest pain radiating to the back and pulse deficit. What imaging is most appropriate if stable enough?
CT angiography of the chest/aorta
Exercise treadmill test
Plain abdominal X-ray
Routine outpatient echocardiography only
Yanıt: CT angiography of the chest/aorta
Aort diseksiyonunda stabil hastada hızlı tanı için BT anjiyografi tipik ilk görüntülemedir. Hemodinamik instabilite varsa bedside TEE/cerrahi yaklaşım düşünülür.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, ophthalmology, emergency, G100V1
Orta
G100-USMLE-018 | Acute angle-closure glaucoma
An older patient has severe eye pain, headache, halos, vomiting, a mid-dilated fixed pupil and high intraocular pressure. What is the best next step?
Immediate IOP-lowering therapy and urgent ophthalmology consultation
Patch the eye and discharge
Topical antibiotic only
Routine optometry appointment in one month
Yanıt: Immediate IOP-lowering therapy and urgent ophthalmology consultation
Akut açı kapanması glokomu görme kaybı riski taşır; acil göz basıncı düşürme ve oftalmoloji konsültasyonu gerekir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, infection, surgery, G100V1
Orta
G100-USMLE-019 | Necrotizing fasciitis
A diabetic patient has severe leg pain out of proportion, fever, bullae and rapidly spreading erythema. What is the most important management step?
Urgent surgical debridement plus broad-spectrum antibiotics
Oral cephalexin and 48-hour follow-up
Steroid cream
Compression stockings only
Yanıt: Urgent surgical debridement plus broad-spectrum antibiotics
Nekrotizan fasiitte antibiyotik yetmez; kaynak kontrolü için acil cerrahi debridman kritik tedavidir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, urology, torsion, G100V1
Kolay
G100-USMLE-020 | Testicular torsion
A 15-year-old has sudden severe unilateral testicular pain, high-riding testis and absent cremasteric reflex. What is the next step?
Immediate urologic exploration/detorsion
Wait for urine culture
Treat as epididymitis only
Schedule outpatient ultrasound next week
Yanıt: Immediate urologic exploration/detorsion
Testis torsiyonu zaman bağımlı ürolojik acildir. Klinik şüphe yüksekse cerrahi geciktirilmemelidir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, trauma, orthopedics, G100V1
Orta
G100-USMLE-021 | Compartment syndrome
After tibial fracture reduction, a patient has escalating pain with passive stretch and tense compartments despite analgesia. Pulses are present. What is the best management?
Emergency fasciotomy
Reassure because pulses are present
Apply a tighter cast
Discharge with NSAIDs
Yanıt: Emergency fasciotomy
Kompartman sendromunda nabızların olması tanıyı dışlamaz. Ağrı ve pasif germe ağrısı önemlidir; acil fasiyotomi gerekir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, endocrine, shock, G100V1
Orta
G100-USMLE-022 | Adrenal crisis
A patient on chronic steroids presents with vomiting, hypotension, hyponatremia and hyperkalemia after stopping prednisone. What is the best treatment?
IV hydrocortisone and isotonic fluids
Loop diuretic
Insulin infusion only
Fluid restriction
Yanıt: IV hydrocortisone and isotonic fluids
Adrenal krizde stres doz steroid ve sıvı resüsitasyonu gerekir. Elektrolit bozuklukları ve şok buna bağlıdır.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, endocrine, thyroid, G100V1
Zor
G100-USMLE-023 | Thyroid storm
A woman with Graves disease has fever, severe tachycardia, agitation and diarrhea. Which sequence is most appropriate?
Beta blocker, thionamide, then iodine after thionamide
Iodine first, then thionamide next week
Levothyroxine and discharge
No treatment until TSH returns
Yanıt: Beta blocker, thionamide, then iodine after thionamide
Tiroid fırtınasında semptom kontrolü için beta bloker, hormon sentezini engellemek için thionamide, ardından hormon salınımını azaltmak için iodine verilir. İyot thionamide’den sonra verilmelidir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, anesthesia, hyperthermia, G100V1
Orta
G100-USMLE-024 | Malignant hyperthermia
During anesthesia, a patient develops hypercarbia, muscle rigidity, hyperthermia and acidosis. What is the specific treatment?
Dantrolene
Naloxone
Protamine
Vitamin K
Yanıt: Dantrolene
Malign hipertermide tetikleyici ajan kesilir, destek tedavisi verilir ve spesifik tedavi dantrolendir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, infection, GI, G100V1
Orta
G100-USMLE-025 | Clostridioides difficile
A hospitalized patient develops watery diarrhea after broad-spectrum antibiotics. Stool toxin test is positive. What is appropriate initial therapy for non-fulminant disease?
Oral vancomycin or fidaxomicin
Loperamide alone
IV ceftriaxone
High-dose steroids
Yanıt: Oral vancomycin or fidaxomicin
C. difficile enfeksiyonunda non-fulminan olguda oral vankomisin veya fidaksomisin kullanılır. Antimotilite ajanları tek başına uygun değildir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, pediatrics, airway, G100V1
Kolay
G100-USMLE-026 | Pediatric croup
A 3-year-old has barking cough and inspiratory stridor at rest. What treatment is most appropriate?
Dexamethasone plus nebulized epinephrine
Oral amoxicillin only
Immediate tonsillectomy
No treatment because croup is always mild
Yanıt: Dexamethasone plus nebulized epinephrine
İstirahatte stridor orta-ağır krup bulgusudur; steroid ve nebülize epinefrin gerekir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, pediatrics, fever, G100V1
Orta
G100-USMLE-027 | Febrile neonate
A 21-day-old infant has temperature 38.4°C and appears irritable. What is the safest management approach?
Full sepsis evaluation and empiric IV antibiotics
Discharge with antipyretic only
Wait for outpatient pediatric visit in 1 week
No evaluation if viral swab is pending
Yanıt: Full sepsis evaluation and empiric IV antibiotics
Febril yenidoğanda ciddi bakteriyel enfeksiyon riski yüksektir; sepsis değerlendirmesi ve ampirik IV antibiyotik yaklaşımı gerekir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, GI, bleeding, G100V1
Kolay
G100-USMLE-028 | Upper GI bleed instability
A patient with hematemesis is hypotensive and tachycardic. What is the priority?
Airway/breathing/circulation resuscitation with large-bore IV access and blood products as needed
Immediate outpatient endoscopy appointment
Oral antacid only
Colonoscopy before stabilization
Yanıt: Airway/breathing/circulation resuscitation with large-bore IV access and blood products as needed
Üst GİS kanamada ilk öncelik ABC ve hemodinamik stabilizasyondur. Endoskopi stabilizasyon sonrası planlanır.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, environmental, heat stroke, G100V1
Kolay
G100-USMLE-029 | Heat stroke
A marathon runner is confused with rectal temperature 41°C and hot skin. What is the most important immediate treatment?
Rapid active cooling
Acetaminophen only
Oral hydration and discharge
Antibiotics before cooling
Yanıt: Rapid active cooling
Sıcak çarpmasında mortaliteyi azaltan kritik tedavi hızlı aktif soğutmadır; antipiretikler etkili değildir.
Soru motorunda çöz
USMLE
USMLE Step 2 CK, psychiatry, withdrawal, G100V1
Orta
G100-USMLE-030 | Alcohol withdrawal delirium
A hospitalized patient 72 hours after last drink has agitation, fever, hypertension, tremor and hallucinations. What medication class is first-line?
Benzodiazepines
Beta-lactam antibiotics
SSRI monotherapy
Naloxone
Yanıt: Benzodiazepines
Alkol yoksunluğu ve delirium tremens tedavisinde benzodiazepinler ilk basamaktır; tiamin ve destek tedavisi de unutulmamalıdır.
Soru motorunda çöz