35 results
Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Primary Amenorrhea Differential ... Workup: • β-HCG ... Primary #Amenorrhea #Differential ... Diagnosis #pediatrics #obgyn
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... ST elevation: Differential ... • Vereckei criteria ... VT than Brugada criteria ... #differential #
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Daytime Sleepiness - Differential ... Syndrome Medical/Psychiatric ... • Medications (Eg ... • Drug Abuse (Eg ... Fatigue #Sleepiness #Differential
Causes of Post-Partum Hemorrhage - Differential Diagnosis Algorithm
Blood Loss: >500mL post vaginal delivery OR >1000 mL
Post-Partum Hemorrhage - Differential ... Uterine fatigue (e.g ... coagulopathy (e.g ... Hemorrhage #PPH #Differential ... Causes #Obstetrics #OBGyn
Causes of Abnormal Genital Bleeding - Differential Diagnosis Algorithm
Non-Gynecologic:
 • Medical (e.g. coagulopathy, liver disease, renal
Genital Bleeding - Differential ... : • Medical (e.g ... Pelvic #Bleeding #Differential ... Algorithm #Causes #OBGyn
Causes of Early (<20 Weeks) and Late Bleeding in Pregnancy  - Differential Diagnosis Algorithm
Early Bleeding
in Pregnancy - Differential ... Transvaginal U/S • ß-hCG ... doubled in 72h • ß-hCG ... Bleeding #Pregnancy #Differential ... Causes #Obstetrics #OBGyn
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
• Infection (e.g ... Brain lesions (e.g ... • Epilepsy • Psychiatric ... diagnosis #neurology #differential
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
Secondary Amenorrhea - Differential ... <35 years old, e.g ... • Functional (e.g ... Secondary #Amenorrhea #Differential ... Algorithm #Causes #OBGyn
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... V6 • Sgarbossa criterion ... • Sgarbossa criterion ... #Equivalents #ECG ... #differential #
Causes of Growth Discrepancy: Large for Gestational Age - Differential Diagnosis Algorithm
Maternal Factors:
 • Multiparity
 •
Gestational Age - Differential ... co-morbidities (e.g ... Genetic disorder (e.g ... Complications #Pregnancy #Differential ... Causes #Obstetrics #OBGyn