Medical “Most Commons”

Cardiovascular

  • MCC of Syncope: Vasomotor
  • MCC of Death from MI: V-Tach/V-Fib Cardiac Arrest
  • MC sustained arrhythmia: Atrial Fibrillation

Dermatology

Endocrine

  • MCC of Hyperthyroidism: Graves Disease

Gastrointestinal

  • MCC of SBO in an adult: Adhesions
  • MCC of SBO in children: Intussusception
  • MCC of Pancreatitis: ETOH & Gallstones
  • MCC of C. Diff: Recent Antibiotic use
  • MC Type of Inguinal Hernia: Indirect

Genitourinary/Renal

  • MCC of Pre-renal AKI: Volume Depletion
  • MC age for Testicular Torsion: Adolescence
  • MCC of CKD: Diabetes
  • MC bacteria w/ UTI: E.Coli
  • MCC of Overactive Bladder: Detrusor Overactivity
  • MCC of male infertility worldwide: Varicocele
  • MCC of Hypernatremia is net water loss (free water loss or hypertonic sodium gain)

HEENT

  • MC Pathogens of Otitis Media: S. Pneu, H. Influ, M. Cat

Health Maintenance 

Heme/Onc

Infectious Disease

  • MC infection associated with Erythema Multiforme: Herpes Simplex

MSK/Rheum

  • MC location for Gout: 1st Tarsal-Metatarsal joint
  • MCC of Anterior Shoulder Dislocation: FOOSH
  • MC fractured bone of the body: Clavicle
  • MC Metacarpal bone fracture: Scaphoid

Neurology

  • MC Artery involved in Ischemic CVA: MCA (ACA close second)

OB/GYN

  • MC presenting symptom of Vulvar Cancer: Pruritus
  • MCC of Post Menopausal Bleeding: Endometrial Cancer
  • MC location for Breast Cancer: Upper Outer Quadrant of the Breast
  • MC site for extra uterine pregnancy: Fallopian Tubes
  • MC presenting symptom of pre-eclampsia is headache (70%)

Pediatrics

  • MC age for SIDS 2-4 months
  • MC age Intussuception <36m with majority <12 months
  • MC age Pyloric Stenosis 3 weeks-3 months (very rare after 3 months  and more common in females)

Pharmacology

  • MC side effect of Lisinopril: Cough (also hyperkalemia!)
  • MC side effect of Statin’s: Myalgia’s
  • MC side effect of Metformin: GI intolerance

Psychology

  • MC drug in Attempted Overdose: Tylenol

Pulmonary

  • MC symptom of Pulmonary Embolism: Tachycardia

Surgery

  • MCC of Post Operative Fever: Atelectasis

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