603 results
Causes of Female and Male Infertility - Differential Diagnosis Algorithm
Causes of Female Infertility:
 • Uterus -
Causes of Female ... Differential Diagnosis Algorithm ... hypogonadism) Low FSH/LH ... problem) High FSH/LH ... Differential #Diagnosis #Algorithm
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... Cystic LCH: - LAM
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Septic emboli, LCH
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Hemolysis - Diagnostic Algorithm ... and Causes Increased ... • Increased LDH ... Hemolytic #Anemia #Algorithm ... #Differential #Causes
Causes of Nausea and Vomiting - Differential Algorithm #Diagnosis #EM #IM #Causes #Nausea #Vomiting #Differential #NonGI
Causes of Nausea ... - Differential Algorithm ... Diagnosis #EM #IM #Causes ... #Nausea #Vomiting ... Differential #NonGI #Algorithm
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Exudative Effusion:
 - Pulmonary
     •
Causes of Pleural ... Differential Diagnosis Algorithm ... > 2/3 Serum LDH ... Differential #Diagnosis #Algorithm ... #Causes #Pulmonary
Sellar / Pituitary Mass - Differential Diagnosis Algorithm
Adenoma - Primary Anterior Pituitary
 - Secreting
Differential Diagnosis Algorithm ... • TSH • LH ... Differential #Diagnosis #Algorithm ... endocrinology #causes
Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Staging • FSH, LH ... obgyn #gynecology #algorithm
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
Causes of Seizures ... Differential Diagnosis Algorithm ... Hypertension, ICH ... Differential #Diagnosis #Algorithm ... #Causes #neurology
Menstrual Cycle Physiology: Ovarian Cycle – Ovulation Explained

Around Day 14, estrogen exerts sudden +++ positive feedback
understood) -> surge in LH ... production and release LH ... causes: • Increased ... 36 hours after LH