USMLE STEP 1: Concept & Clues Part 3

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WARNING graphic pictures intended for medical students only. The pictures are copied from yahoo images and various sites. Its for learning purpose only any problem please let me know and I will remove the pictures 4/9/2009 http://conceptclues.blogspot.com/ 1

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PSORIASIS HLA-B27 Extensor surface Silvery white plaques Scaly skin Pitted nails 4/9/2009 2 http://conceptclues.blogspot.com/

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Varicella zoster (HHV) STAGES: * red macules * papules * vesicles * pustules than scabs Different stages may appear at the same time 4/9/2009 3 http://conceptclues.blogspot.com/

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Dermatitis Herpertiformis Rash and blisters on anterior thigh a/w diarrhea a/s flare up of celiac sprue 4/9/2009 4 http://conceptclues.blogspot.com/

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Typhoid Fever Seen with salmonella infection Rose spots q/w intestinal fire 4/9/2009 5 http://conceptclues.blogspot.com/

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Dermatomyositis Heliotropic rash 4/9/2009 6 http://conceptclues.blogspot.com/

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Erysipelas Reddened area on skin with raised borders Does Not Blanch 4/9/2009 7 http://conceptclues.blogspot.com/

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Tinea Crusis Redness Itchy Groin 4/9/2009 8 http://conceptclues.blogspot.com/

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Pityriasis Rosea Hearld Patch = dry skin patches that follow skin lines HHV7 4/9/2009 9 http://conceptclues.blogspot.com/

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Tinea Versicolor Hypopigmented macules on upper back Presents in a V-pattern AKA upside down christmas tree Tx. Griseofulvin 4/9/2009 10 http://conceptclues.blogspot.com/

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What do u see in scabies Linear excoriation on belt line / finger webs Tx. Lindane Tx. permethrin 4/9/2009 11 http://conceptclues.blogspot.com/

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T-Cell Deficiency DiGeorges Imbalance = hypokalemia 3rd/4th pharyngeal pouch problem Deletion on crx 22 4/9/2009 12 http://conceptclues.blogspot.com/

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What is mycosis fungoides Not a fungus Non-Hodgkin form of cutaneous T-cell lymphoma 4/9/2009 13 http://conceptclues.blogspot.com/

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Job of Chylomicrons Transport triglycerides from GI to Liver and Endothelium 4/9/2009 14 http://conceptclues.blogspot.com/

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Job of VLDL Transports triglycerides from adipose to tissue 4/9/2009 15 http://conceptclues.blogspot.com/

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Special About LDL’s Only one that carries Cholesterol 4/9/2009 16 http://conceptclues.blogspot.com/

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Hypertriglyceridemia Xanthomas Location: elbows 4/9/2009 17 http://conceptclues.blogspot.com/

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Where is VLDL made Only one made in the liver 4/9/2009 18 http://conceptclues.blogspot.com/

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What are IDL/LDL formed from IDL/LDL are breakdown of VLDL 4/9/2009 19 http://conceptclues.blogspot.com/

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Most Common Cause (MCC) of Meningits in 0-2 months #1. Group B Strep (agalactiae) #2. E.Coli #3. Listeria 4/9/2009 20 http://conceptclues.blogspot.com/

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Most common cause(MCC) of meningits in 2-10months Strep pneumonia N. meningitis 4/9/2009 21 http://conceptclues.blogspot.com/

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Most Common Cause of meningitis in 10-21years N. Meningitis 4/9/2009 22 http://conceptclues.blogspot.com/

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Most Common Cause of meningitis in > 21years Strep pneumoniae 4/9/2009 23 http://conceptclues.blogspot.com/

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Strep Pneumonia Vaccine Age = 2,4,6 months Strain covered = 23 strains (98%cases) Indication anyone > 65 year old Anyone splenectomized = sickle cell End Organ Damage = cystic fibrosis renal failure nephrotic syndrome 4/9/2009 24 http://conceptclues.blogspot.com/

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Strep Pyogens is most common (MCC) cause of what MCC of all throat infection Is the number cause of LINES Lympangitis Impetigo (not bullous) Necrotizing Fascitis Erysepelas Scarlet Fever 4/9/2009 25 http://conceptclues.blogspot.com/

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Staphylococcus Pigments St. Aures = Gold Pigment St. Epidermis = White Pigment St. Sprophyticus = No Pigment 4/9/2009 26 http://conceptclues.blogspot.com/

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Clue for Rusty colored sputum Strep pneumonia = pneumococcus 4/9/2009 27 http://conceptclues.blogspot.com/

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Clues for General INfections Skin infection = staph aureus Throat infection = strep pyogens Small intestine infection = E.Coli 4/9/2009 28 http://conceptclues.blogspot.com/

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What disease is a neutrophil deficiency / T&B-cell deficiency Job Syndrom IL-4 Hyper IgE Fair complexion Red hair Female 4/9/2009 29 http://conceptclues.blogspot.com/

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What are the neutrophil deficiency NADPH-Oxidase deficiency (CGD) Neutropenia Myeloperoxidase Job-Buckley syndrome 4/9/2009 30 http://conceptclues.blogspot.com/

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What hepatitis B antigen is found with acute/recent infection Hb C antigen Hb S antigen 4/9/2009 31 http://conceptclues.blogspot.com/

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What hep B antibody is found with acute/recent infection Hb C antibody 4/9/2009 32 http://conceptclues.blogspot.com/

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What HepB = w/ recent immunization w/in past 2 weeks Hb S antigen ONLY 4/9/2009 33 http://conceptclues.blogspot.com/

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HepB antibody = recent immunization 2wks after & can be due to vaccination immunity from a long time ago Hb S antibody only 4/9/2009 34 http://conceptclues.blogspot.com/

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Hep B = Past diseased but now immune Hb C antibody Hb S antibody Hb S antigen 4/9/2009 35 http://conceptclues.blogspot.com/

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Immunoglobulin found in HepB immunity Ig G 4/9/2009 36 http://conceptclues.blogspot.com/

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Hep B = Chronic Carrier state Hb S antigen for >6 months Can be w/ or w/o Hb S antibody 4/9/2009 37 http://conceptclues.blogspot.com/

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Hep B = infectios state Hb E antigen 4/9/2009 38 http://conceptclues.blogspot.com/

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Hep B = non-infectious state Hb E antibody 4/9/2009 39 http://conceptclues.blogspot.com/

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Hep B = recovered patient Negative Hb S antigen 4/9/2009 40 http://conceptclues.blogspot.com/

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Hep B = chronic carrier antigen Positive Hb S antigen 4/9/2009 41 http://conceptclues.blogspot.com/

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Hep B = window period Hb E antibody Ig M Hb C antibody Hb S antigen DISAPPEARS 4/9/2009 42 http://conceptclues.blogspot.com/

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Hep B = Incubation Period 4-6 weeks Avg @ 8 weeks 4/9/2009 43 http://conceptclues.blogspot.com/

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Hep B = acute disease duration 4-12 weeks 4/9/2009 44 http://conceptclues.blogspot.com/

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Hep B = convalescence period 4-20 weeks 4/9/2009 45 http://conceptclues.blogspot.com/

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Hep B = recovery period YEARS 4/9/2009 46 http://conceptclues.blogspot.com/

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HEPATITIS B Most Common (MC) infection = CMV MC cause of death = PCP P41 function = marker Gp120 function = attach to CD4 Pol Function = used for integration Reverse Transcriptase = used for transcription 4/9/2009 47 http://conceptclues.blogspot.com/

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HIV P17/P24 antigen function = assembly Normal CD4 count = 800-1200 Normal CD4 count children = 1500 Begin treating with 2nucleotide inhibitors and 1 protease inhibitor in adult = CD4 count < 500 Begin treating with 2 nucleotide inhibitors and 1 protease inhibitor child = CD4 count @ 750 AIDS = CD4 COUNT <200 @ <200 CD4 count micro = PCP @<100 CD4 count tx for = MAV IC 4/9/2009 48 http://conceptclues.blogspot.com/

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Name the antioxidants Vit E = #1 Vit A Vit C Betakeratine 4/9/2009 49 http://conceptclues.blogspot.com/

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Vitamin A Cofactor for = parthyroid, along with other cofactor Mg2+ Deficiency: Night vision = night blindness Hypoparathyroidsm = ↑phosphate ↓ calcium 2 much Vitamin A Hyperparthyroid = ↑ calcium ↓ phosphate Symptoms = moans,groans,bones,stones Pseudotumor cerbri = ↑ CSF production from chorid plexus 4/9/2009 50 http://conceptclues.blogspot.com/

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Type of ICP = No Risk of herniation during LP Pseudotumor Cerebri 4/9/2009 51 http://conceptclues.blogspot.com/

Summary: for usmle step 1, these are my notecards that i am using to study for the exam

Tags: usmle step 1 ppclues concept clues

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