47 results
Fever of Unknown Origin (FUO) - Further Workup

 • CNS symptoms? Get an LP and imaging
Fever of Unknown ... ’ algorithm • ... thin smear • Signs ... values supporting hematologic ... UnknownOrigin #workup #diagnosis
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Algorithm Decreased ... Hypersplenism • Secondary ... #Algorithm #Causes ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... malignancies • Anemia ... Myelodysplastic syndrome ... #Causes #hematology ... #secondary
Hemolytic Anemia - Differential Diagnosis Algorithm
Hereditary:
 • Peripheral blood smear + DAT + further History
 •
- Differential Diagnosis ... Algorithm Hereditary ... HTN) • Recent travel ... /Fevers, DAT (-) ... #Algorithm #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... leakage of RBC's secondary ... - Hemolytic anemia ... Kasabach-Merritt syndrome ... mountain spotted fever
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... Non-lmmune: • HELLP Syndrome ... #Algorithm #Causes ... #Hematology
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
and Rash - Diagnostic ... Algorithm Central ... WNV, Mycoplasma, Leptospirosis ... Parvovirus B19 (PPGSS), Secondary ... angiomatosis, Sweet syndrome
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Differential Diagnosis ... Non-Infectious Causes ... • Leptospirosis ... Brucellosis Faget's Sign ... #Differential #Diagnosis
Nail Disorders secondary to Systemic Diseases
Nail Fold Abnormality
 • SLE
 • Scleroderma
 • Dermatomyositis
Koilonychia - Spoon-shaped
Nail Disorders secondary ... Iron deficiency anemia ... • Nephrotic syndrome ... #Diagnosis #Algorithm ... #causes
Erythematous Rashes - THE ALGORITHMIC APPROACH

Characterized by diffuse redness of the skin due to
capillary congestion, erythematous
Erythematous Rashes - THE ALGORITHMIC ... staphylococcal scalded skin syndrome ... and toxic shock syndrome ... #Diagnosis #Dermatology ... Erythematous #Rash #Algorithm