9 results
Calculating a Reticulocyte Index (RI)
Reticulocyte Index = Absolute Reticulocyte Count / Maturation Correction
Absolute Reticulocyte Count =
a Reticulocyte Index ... reticulocytes x Patient's Hct ... / Normal Hct ... RPI #hematology #diagnosis ... #anemia
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... disease comes from HRCT ... On HRCT there are ... patterns: reticular, nodular
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Reticulocyte Production Index ... = (Retic %) x (Hct ... appropriately)- Retic Index ... appropriately) - Retic Index ... #differential #diagnosis
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia ... • Aplastic anemia ... • Reticulocyte index ... • Allogeneic HSCT ... oncology #hematology #diagnosis
Anemia of Hospitalization - Pathophysiology

Why does the Hgb/Hct drop in the first two days during hospitalization?

Interestingly,
Why does the Hgb/Hct ... -6% drop in Hg/Hct ... 30 min and Hg/Hct ... concentrating Hg/Hct ... Decrease of Hg/Hct
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... irregular lines, nodular ... , cavities • HRCT ... Organizing Pneumonia - Diagnosis ... pulmonary #ILD #diagnosis
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
-> Rheumatoid Nodules ... reticularis Blood: Anemia ... pleural effusion on CXR ... RheumatoidArthritis #RA #pathophysiology ... signs #symptoms #diagnosis
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Physical stigmata of cor ... centrilobular nodules ... parenchyma Diagnosis ... : • HRCT (high-resolution ... #differential #diagnosis
Cutaneous Mucormycosis Eschar
30 M HIV cd4 10 VL 30k traumatic injury of arm few months ago
tornado: started as nodule ... Diagnosis? ... DM, hem CA, HSCT ... trauma, aplastic anemia