132 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Algorithm Relative - Normal ... Positive - Low/Normal ... Saturation 90%, Abnormal ... carboxyhemoglobin, Abnormal ... Chronic Chest Symptoms
Mixing Study
 • Clotting tests can be abnormal due to either a clotting factor deficiency, or
Clotting tests can be abnormal ... an inhibitor of normal ... Plasma → Recheck abnormal ... Mixing #Study #diagnosis ... #hematology #pathophysiology
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Exam: Usually normal ... Findings: Variably abnormal ... Spirometry often normal ... or near normal ... : Persistently abnormal
Rheumatoid Arthritis - 2020 ACR-EULAR Classification
≥ 6 of 10 points = definite RA
Joint Involvement:
at least 1): Normal ... CRP and normal ... - 0 points Abnormal ... CRP or abnormal ... points Duration of symptoms
Marfan Syndrome - Signs and Symptoms

- Caused by mutations in the fibrillin-1 (FBN1) Gene (chromosome 15)
-
Marfan Syndrome ... - Signs and Symptoms ... chromosome 15) - Abnormal ... #Diagnosis #Signs ... #Symptoms
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Algorithm Normal ... Myelodysplastic Syndromes ... Target Cells, Normal ... WBCs - Normal ... Deficiency - Abnormal
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Framework NCPE Pathophysiology ... cardiac disease • Normal ... • Heart size: Normal ... ECHO: • Normal ... chamber size • Normal
Functional Dyspepsia - Pathophysiology, Diagnosis and Management
Risk factors: Non-steroidal anti-inflammatory drugs, Psychological comorbidity, Helicobacter pylori infection,
Functional Dyspepsia - Pathophysiology ... sex, Smoking Symptoms ... : Bothersome symptoms ... a structurally normal ... Functional #Dyspepsia #Pathophysiology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Tunnel, Sicca Syndrome ... Rheumatoid Nodules, Pulmonary ... Arthritis #RA #diagnosis ... #rheumatology # ... signs #symptoms
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Bandemia Overview Normal ... Segmented Neutrophil (Normal ... bacteremia • Abnormal ... shock, 33% had normal ... #pathophysiology