17 results
Bronchiectasis: diagnosis and management 

Causes of localized -> diffuse bronchiectasis
Foreign body, Bronchial stenosis (tumor, .. ),
management Causes ... RA, Sjögren, SLE ... deficiency, CVID+++, HIV ... diagnosis #management #Differential ... #workup #algorithm
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... Risks factor for HIV ... test, ANA (e.g., SLE ... changes), high MCV anemia
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential ... Diagnosis Algorithm ... Megakaryopoiesis • Aplastic Anemia ... Autoimmune • ITP • SLE ... Quinidine • HIT
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential ... Diagnosis Algorithm ... Osmotic diuresis (see ... mannitol, glucosuria Low ... loss • Watery Diarrhea
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue ... - Differential ... Hematologic • Anemia ... Hepatitis • HIV ... Arthritis • SLE
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Diagnosis Algorithm ... Appropriately Low ... Absorption: Chronic Diarrhea ... hormonal therapy, IV ... nephrology #phosphorus #workup
Factors that May Affect Fetal Oxygenation - Differential Diagnosis Algorithm

Excessive Uterine Activity:
 • Hyperstimulation
 • Placental
Oxygenation - Differential ... Diagnosis Algorithm ... Uterine Blood Flow ... Vasculopathy (SLE ... #Causes #Obstetrics
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
disease • Bronchiectasis ... • Infectious diarrhea ... autoimmune hemolytic anemia ... DDX - Other causes ... Epstein-Barr syndrome, HIV
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... be treated with IV ... Laxative use • Diarrhea ... consumption • Low ... #differential #
Causes of Non-Gap Metabolic Acidosis - Differential Diagnosis Algorithm
Normal Anion Gap (<14) (Loss of Bicarbonate) -
Causes of Non-Gap ... net charge) • Diarrhea ... Cell Problem - Low ... TTKG • RTA Type IV ... #Causes