22 results
Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Primary Amenorrhea ... Differential Diagnosis ... Workup: • β-HCG ... #Differential # ... #obgyn #gynecology
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
(e.g low cardiac ... carrying capacity (e.g ... cannot use oxygen (e.g ... #pulmonary #differential ... #diagnosis #causes
Causes of Secondary Amenorrhea - Differential Diagnosis Algorithm
Absence of menses for more than 3 cycles or
<35 years old, e.g ... • Functional (e.g ... Stalk Damage (e.g ... #Causes #OBGyn ... #Gynecology
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Extrinsic compression (e.g ... CNS depression (e.g ... wall compliance (e.g ... #Hypoxia #differential ... #Diagnosis #Management
Causes of Abnormal Genital Bleeding - Differential Diagnosis Algorithm
Non-Gynecologic:
 • Medical (e.g. coagulopathy, liver disease, renal
Diagnosis Algorithm ... Non-Gynecologic ... : • Medical (e.g ... #Causes #OBGyn ... #Gynecology
Causes of Primary Amenorrhea - Differential Diagnosis Algorithm
No onset of menarche by age 16 with secondary
Gonadal Dysgenesis (e.g ... Gonadal Dysgenesis (e.g ... • Functional (e.g ... #Causes #OBGyn ... #Gynecology
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Diagnosis: Causes ... , pain, fever, hypoxia ... Classically” noted with pulmonary ... with associated hypoxia ... Interpretation #Diagnosis
Causes of Growth Discrepancy: Large for Gestational Age - Differential Diagnosis Algorithm
Maternal Factors:
 • Multiparity
 •
Diagnosis Algorithm ... co-morbidities (e.g ... Genetic disorder (e.g ... palsy secondary to hypoxia ... Causes #Obstetrics #OBGyn
Intrapartum Abnormal Fetal HR Tracing - Causes of Bradycardia and Tachycardia - Differential Diagnosis Algorithm
Maternal Bradycardia:
Diagnosis Algorithm ... congenital heart block (e.g ... /acidosis • Vagal ... stimulation (e.g ... Causes #Obstetrics #OBGyn
Metabolic Acidosis with Anion Gap - KILU Mnemonic

K - Ketoacidosis
	• DKA
		- With normal glucose, ask if
Metabolic Acidosis ... Type A = tissue hypoxia ... (e.g. shock, dying ... AnionGap #Metabolic #Acidosis ... #diagnosis #differential