12 results
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Anemia • ... Malignancy Infectious ... • Endocarditis ... Arthritis • SLE ... Disease Neurologic
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... - Hemolytic anemia ... • Bacterial endocarditis ... #Diagnosis #hematology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
Infant/child: - Infection-common ... patients - Infections-common ... white blood cell aplasia ... #diagnosis #causes ... #hematology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Autoimmune (SLE ... Cerebral > Splenic, pulmonary ... Marantic (NTBE) Differential ... Leukocytosis, anemia ... #diagnosis #management
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Most common cytopenia ... • AnemiaAplastic ... Myeloproliferative Disease ... blood count with differential ... #diagnosis #hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Classification: ... permanent alopecia Differential ... fibromyalgia) • Infections ... • Libman-Sacks endocarditis ... common • Antihistone
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... : • Syndrome of ... Hematologic malignancy ... Bone Marrow - Anemia ... #differential #
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Epidemiology: • Most common ... weeks without infection ... • Neutropenia, anemia ... Pure red cell aplasia ... workup #oncology #hematology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
• Autoimmune (SLE ... Cerebral > Splenic, Pulmonary ... Cholesterol emboli syndrome ... Leukocytosis, anemia ... hematuria, + RF Treatment
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... to exclude are infections ... vasculitis, and SLE ... #diagnosis #rheumatology ... #classification