38 results
Cavitary Lung Disease - Differential Diagnosis and Workup Algorithm
Acute / Subacute:
 • Acute Infections: Lung abscess,
- Differential ... Diagnosis and Workup ... , Nocardia Chronic ... 12 weeks): • Chronic ... NTB, Fungal, Parasitic
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
- Anemia of chronic ... disease - Vitamin ... Underproduction #Algorithm #hematology ... #diagnosis #differential ... #workup
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Volume (MCV) - Differential ... of Chronic Disease ... of Chronic Disease ... , Chronic Infection ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... Myelofibrosis Infectious ... : • Acute or Chronic ... disorders • Celiac disease ... Iron deficiency anemia
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... for workup, including ... hemolysis, deficiency anemia ... Vasculitides, IBD, Celiac disease ... : Chronic infections
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
belonging to the Mycobacterium ... : Chronic lung infections ... Hematologic malignancy ... Bone Marrow - Anemia ... #Infections #differential
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
kidney disease, ... (e.g. cancer, infection ... G6PD deficiency), Infections ... Production #Index #hematology ... #anemia #differential
Aortitis - Diagnosis and Workup
Clinical History:
 - Fever, weight loss, deterioration of general health
 - Aortic
regurgitation - Pain ... on the cause Infections ... : Syphilis, Mycobacterium ... Inflammatory diseases ... #Differential #
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
parvovirus B19 infection ... parvovirus B19 infection ... • Lyme disease ... Dermatomyositis Erythema chronicum ... #rashes #differential
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... inclusions - If infection ... Diagnosis #Algorithm #workup ... #hematology #testing