90 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 ... Clinical #Diagnosis #Radiology ... Comparison #Table #RadiologyAssistant
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... or if a primary hematologic ... Platelet #Disorders #Differential ... #Diagnosis #Causes ... #Workup #hematology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
LCH: multiple round ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Multiple masses
The differential diagnostic list of multiple masses is very long.
The most important diagnoses are listed
The differential ... is difficult to differentiate ... #Management #Radiology ... Multiple #Massess #Differential ... #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
histiocytosis (LCH ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Causes of Purpura - Differential Diagnosis
Non-PalpabIe → Palpable
 • Thrombocytopenia (HIT, ITP/HUS), Coagulation defects (DIC, warfarin
Causes of Purpura ... - Differential ... Leukocytoclastic Vasculitis (LCV ... nonpalpable #palpable #Causes ... #Differential #
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Algorithm and Causes ... • Increased LDH ... Anemia #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Approach to Anemia - Differential ... Reticulocytes, MCV ... , MCH, MCHC, Serum ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... ) - Differential ... Classification #Differential ... Diagnosis #Algorithm #Causes ... #Hematology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Involving the Skin - Differential ... Anti-C1q (Urticarial/LCV ... Vasculitis #skin #dermatology ... #rheumatology # ... differential #diagnosis