A 21-year-old female from Southeast Asia has been staying with family members in the United States for the last 3 months presents to the emergency department of a local hospital. She reports feeling very tired for the last month, has a poor appetite, and has lost weight. The patient has been feeling somewhat better lately except for a cough that produces a greenish sputum, sometimes specked with blood. With the exception of rales in the left upper lobe, the physical examination is unremarkable and she does not seem to be acutely ill. Laboratory values show a white blood count of 12,000/μL and a hematocrit of 33%. Chest x-ray film reveals an infiltrate in the left upper lobe with a possible cavity. A Gram-stained smear of the sputum shows mixed flora with no dominance. An acid-fast stain reveals many thin rods of pinkish hue. A preliminary diagnosis is made of pulmonary tuberculosis. Sputum is sent to the laboratory for culture. Which drug regimen should be initiated in this patient when treatment is started?Group of answer choicesAmikacin, isoniazid, pyrazinamide, streptomycinCiprofloxacin, isoniazid, linezolid, pretomanidIsoniazid, moxifloxacin, pyrazinamide , rifapentinePyrazinamide, isoniazid, rifampin, streptomycinPyridoxine, pyrazinamide, rifabutin, streptomycin

A 38-year-old woman presents with progressive shortness of breath and a chronic dry cough. Initially, she presented to her primary care provider and had a chest x-ray performed which showed prominent reticular markings in the lung fields. She has no relevant medical history and does not take any medications. She denies any fevers, weight loss, or chest pain. There is a family history of hypertension and dyslipidemia, but no lung or heart disease. She works as a receptionist and has never smoked. On physical examination, there are dry rales throughout both lung fields with scattered wheezes. There is no focal dullness to percussion. Initial laboratory tests are ordered and show a normal hemoglobin and leukocyte count, as well as normal electrolytes and liver enzymes. HIV testing is performed and is negative. Which of the following should be done next in the workup of this patient?Ask StudybuddyGroup of answer choicesBronchoscopyHigh-resolution computed tomographyLung tissue biopsyChest x-ray

A 26-year-old man presents to his primary care physician with fatigue, headache, and a sore throat for the past week. There is also nausea and diarrhea, but no weight loss, productive cough, or difficulty breathing. He has no known past medical history, does not take any medications, and has no recent sick contacts. He is sexually active and uses condoms inconsistently; he drinks alcohol heavily on the weekends and has had previous IV drug use. On examination, his temperature is 39°C and the rest of his vital signs are normal. He has nontender cervical and axillary lymphadenopathy, tonsillar exudates, and mild splenomegaly. There are also several painful, well-demarcated ulcers within his mouth and a mild maculopapular rash over his chest and arms. A rapid Strep test and a monospot (heterophile antibody) test are negative; further screening for chlamydia, gonorrhea, syphilis, and HIV antibody is negative. What is the likely diagnosis?Ask StudybuddyGroup of answer choicesUpper respiratory infectionSecondary syphilisHodgkin lymphomaAcute retroviral syndromeInfectious mononucleosis

Examine the complete blood count below for Mrs Chen and select the most appropriate answer to describe her results.Question 2Answera.Megaloblastic anaemiab.Hereditary spherocytosisc.Normocytic hypochromic anaemiad.Microcytic anaemiae.None, her blood looks perfectly normalClear my choice

Jason went to the doctor with a complaint of a yellowish skin and also yellowish colour in the whites of his eyes (sclera). The doctor ordered the following tests.serum bilirubin      205 micro-mol/Lconjugated bilirubin   7 micro-mol/LAST 18 U/L (ref: 12 - 48)ALT  9 U/L  (3 - 55)ALP  77 U/L (30-130)urine bilirubin negativeWhat do you think is the likely cause?Question 9Select one:a.haemolytic anaemiab.obstructive jaundicec.malariad.hepatitis Ae.gallstone

Environmental and Nutritional DiseasesCase 1A 22-year-old man presents with a 2-week history of malaise, headaches, nausea, and crampingabdominal pain. His relatives noted that he has been lethargic for one week. He had been workingas painter in a condominium construction for the last six months. On physical examination, he wasnoted to be pale and exhibited no neurological and intellectual impairment. Laboratoryexaminations were requested.Complete Blood Count:Reference Range Result Unit4.2 – 5.4 RBC count 4.0 X1012/L120 – 160 Hemoglobin 96 G/L0.36 – 0.47 Hematocrit .32 Vol%80.0 – 96.0 MCV 85.7 fL27.0 – 31.0 MCH 28.5 pg32.0 – 36.0 MCHC 31.4 %11.6 – 14.6 RDW 17.0150-450 Platelet count 300 X109/L5.0 – 10.0 WBC 6.0 X109/LDifferential count0.50 – 0.70 Neutrophil 0.670.2 – 0.5 Lymphocytes 0.230.0 – 0.06 Eosinophil 0.030.02 – 0.09 Monocytes 0.060.0 – 0.02 Basophil 0.01Stab cellsNRBC 2 /100WBC291. What are the possible differential diagnoses of this patient based on history, clinicalpresentation, and laboratory results? Give at least three and explain the possibility of each.2. Among the differentials you have given, what is the most likely diagnosis?3. What tests will you request to confirm your diagnosis?4. What is the pathophysiology of your final diagnosis?5. What are the possible morphologic changes in the organs of this patient?