9 results
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... Neoplastic / Hematologic ... • Anemia • ... Chronic Obstructive Pulmonary ... • Drug Abuse (e.g
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Leukocytosis, anemia ... • Vasculitis (e.g ... Lung #Abscess #pulmonary ... #differential #causes
Invasive Aspergillus (IA) - Diagnosis and Management
Aspergillus is ubiquitous in nature. Most invasive infections are caused
infections are caused ... immunosuppression (eg ... presentations: • Pulmonary ... this morphology Treatment ... #fungal #infectiousdiseases
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
by excretion (e.g ... its metabolism (e.g ... before beginning treatment ... output - Acute pulmonary ... 30mmHg) - Severe anemia
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
not be subtle e.g ... E.g. 80 yo ESR cutoff ... systemic complaints- anemia ... of the steroid treatment ... Treatment of GCA
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
Causes of Neutropenia ... hypertension and/or drug treatment ... Constitutional disorders, eg ... Megaloblastic anemia-rare ... #hematology
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Cerebral > Splenic, Pulmonary ... ↑ ESR, CRP • EKG ... Leukocytosis, anemia ... hematuria, + RF Treatment ... Diagnosis #cardiology #infectiousdiseases
Fusarium Infections
Acquired through:
1. Inhalation of airborne conidia > germinates > blood > disseminated
2. Trauma (implantation with
BCx+ in -40% of cases ... Refractory FUO, Sino-pulmonary ... disease: • Optimal treatment ... ; triazole (e.g. ... Fusarium #Infections #infectiousdiseases
Hemophagocytic Lymphohistiocytosis (HLH)

High mortality without prompt recognition and management. HLH is a critical diagnostic consideration in
▪ Infections (e.g ... - Cytopenias (anemia ... pro-inflammatory cytokines (e.g ... Immunosuppression (e.g ... anti-IFN-γ antibodies (e.g