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About Us
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Residency Match Essentials
USMLE Step 2CK/3 Live/Hybrid Rapid Review Course
Topics
Blog
Web Stories
Podcast
Contact Us
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About Us
Who is Dr. Apurva Popat?
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USMLE Step 2CK/3 Live/Hybrid Rapid Review Course
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Antibodies
Antibody-Dependent Cell-Mediated Cytotoxicity (ADCC)
Antigen Processing and Presentation
Antihypertensive Therapy
Apolipoproteins
Asplenia
Ataxia-Telangiectasia
Atherosclerosis
Atrial Arrhythmias
Atrial Septal Defects
Atrioventricular (AV) Heart Block
Biochemistry
Cardiovascular
Dermatology
Embryology
Endocrine
Gastrointestinal
Hematology
Immunology
Microbiology
MSK
Neurology
Oncology
Pathology
Pharmacology
Psychiatry
Renal
Reproductive
Respiratory
Stats
Anatomy
Antibodies
Antibody-Dependent Cell-Mediated Cytotoxicity (ADCC)
Antigen Processing and Presentation
Antihypertensive Therapy
Apolipoproteins
Asplenia
Ataxia-Telangiectasia
Atherosclerosis
Atrial Arrhythmias
Atrial Septal Defects
Atrioventricular (AV) Heart Block
Biochemistry
Cardiovascular
Dermatology
Embryology
Endocrine
Gastrointestinal
Hematology
Immunology
Microbiology
MSK
Neurology
Oncology
Pathology
Pharmacology
Psychiatry
Renal
Reproductive
Respiratory
Stats
Anatomy
Antibodies
Antibody-Dependent Cell-Mediated Cytotoxicity (ADCC)
Antigen Processing and Presentation
Antihypertensive Therapy
Apolipoproteins
Asplenia
Ataxia-Telangiectasia
Atherosclerosis
Atrial Arrhythmias
Atrial Septal Defects
Atrioventricular (AV) Heart Block
Biochemistry
Cardiovascular
Dermatology
Embryology
Endocrine
Gastrointestinal
Hematology
Immunology
Microbiology
MSK
Neurology
Oncology
Pathology
Pharmacology
Psychiatry
Renal
Reproductive
Respiratory
Stats
Anatomy
XYY Syndrome
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XYY Syndrome
Introduction
Paternal nondisjunction (XYY)
Incidence 1:1000
Associated with
aggressive/antisocial/criminal behavior (1-2%)
normal sexual characteristics/function
small percentage diagnosed with autism spectrum disorders
Presentation
Physical exam
very tall
severe acne