66 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Nodular LCH: - Sarcoidosis ... Cystic LCH: - LAM ... LIP #Clinical #Diagnosis ... #Differential #Comparison
Diagnostic Algorithms for Microcytic, Normocytic and Macrocytic Anemia

#Microcytic #Normocytic #Macrocytic #Anemia #Algorithm #Comparison #Diagnosis
Diagnostic Algorithms ... Macrocytic #Anemia #Algorithm ... #Comparison #Diagnosis
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
LCH: multiple round ... Cystic #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
histiocytosis (LCH ... Cystic #Pattern #Comparison
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
- Differential Diagnosis ... Septic emboli, LCH ... #Differential #Diagnosis
Diagnosis of Primary Amenorrhea
A diagnostic approach to primary amenorrhea. (FSH = follicle-stimulating hormone; LH = luteinizing
Diagnosis of Primary ... Amenorrhea A diagnostic ... follicle-stimulating hormone; LH ... #Diagnosis #PrimaryCare ... #Differential #Algorithm
Causes of Female and Male Infertility - Differential Diagnosis Algorithm
Causes of Female Infertility:
 • Uterus -
- Differential Diagnosis ... Algorithm Causes ... hypogonadism) Low FSH/LH ... problem) High FSH/LH ... #Algorithm #Causes
A diagnostic approach to secondary amenorrhea. (DHEA-S = dehydroepiandrosterone sulfate; FSH = follicle-stimulating hormone; LH =
A diagnostic approach ... follicle-stimulating hormone; LH ... #Diagnosis #PrimaryCare ... #Differential #Algorithm
Comparison of Causes of Salt-Wasting in Infancy
 - PHA 1
 - PHA 3
 - 21-OH CAH
Comparison of Causes ... CAH - X-Linked AHC ... Wasting #Infancy #Comparison ... #differential #diagnosis
Primary Amenorrhea Differential Diagnosis Framework

Workup:
 • β-HCG, TSH and PRL
 • Breast Tanner Staging
 • FSH,
Amenorrhea Differential Diagnosis ... Staging • FSH, LH ... #Differential #Diagnosis ... obgyn #gynecology #algorithm