17 results
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
- Differential Diagnosis ... • Adrenal Insufficiency ... • Malignancy Infectious ... Obstructive Pulmonary Disease ... • Drug Abuse (e.g
Short Stature - Differential Diagnosis Algorithm
Normal Variant, Normal Puberty Onset (BA = CA)
 • Familial Short
- Differential Diagnosis ... • Cushing's Disease ... • Congenital Adrenal ... CRF) • Infection ... Chronic UTI) •
Adrenal Insufficiency - Diagnosis and Management Summary
Primary Adrenal Insufficiency:
Most Common Cause in the US: Autoimmune Adrenalitis
Other
Adrenal Insufficiency ... causes: TB, fungal infection ... Exam Findings: Fatigue ... A STIM test can ... Give 250 mcg of
Adrenal Insufficiency Diagnosis Algorithm - Evaluation of HPA Axis Response to ACTH

Early am cortisol < 3
Adrenal Insufficiency ... Standard Stim test ... is 250 mcg of IV ... intravenous (IV) injection ... #Insufficiency
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
- Differential Diagnosis ... Cholangitis • UTI ... fever • Lyme disease ... • Whipple's disease ... • Protozoa (eg
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Disorders: • Infection ... tuberculosis, fungal infections ... Symptoms: • Fatigue ... Serum DHEAS Diagnosis ... Administer 250 mcg
Weight Loss - Differential Diagnosis Algorithm
Decreased Intake:
 • GI illness (upper and lower)
 • Psychiatric (Depression,
- Differential Diagnosis ... Post-Surgical, Infections ... Failure • Adrenal ... Insufficiency ... #Differential #Diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... • Fever • UTI ... HSP • Post-infectious ... Minimal change disease ... Protein deposition (eg
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
- Differential Diagnosis ... eosinophilia) • Infectious ... Eosinophilic pneumonia, Adrenal ... insufficiency, ... : e.g.
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
- Differential Diagnosis ... SGLT2 inhibitors (e.g ... , Infiltrative diseases ... Nephrogenic DI (Renal ... urine volume): • UTI