81 results
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... Active: Symptomatic ... Tuberculosis: • Endogenous ... characteristic features Clinical ... Active TB: •
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
tuberculosis (LTBI) Pathophysiology ... Active: Symptomatic ... Tuberculosis: • Endogenous ... characteristic features Clinical ... Active TB: •
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... e.g. autoimmune, TB ... Myelodysplastic syndrome ... Differential #Diagnosis #Causes ... #hematology #secondary
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
It is caused by ... endobronchial TB ... actually seen in all causes ... Sign #diagnosis #clinical ... radiology #ChestCT #pathophysiology
Pott's Disease in Tuberculosis - Diagnosis and Management Summary
Epidemiology:
 - Typically from TB endemic areas
 -
Typically from TB ... extrapulmonary cases ... Clinical Signs ... signs/symptoms of active ... decreased reflexes Pathophysiology
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
based on repeat clinic ... • Nephritic syndrome ... Excess: • Conn's syndrome ... Licorice • Liddle's syndrome ... Steroids (Cushing's, exogenous
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
Causes of Metabolic ... ectopic ACTH) • Exogenous ... dehydrogenase activity ... loop diuretics actively ... Differential #Diagnosis #Causes
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... malignancy, infection (TB ... antiphospholipid syndrome ... Diagnosis #Framework #hematology
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
although hepatic causes ... namely, the many causes ... - Significant endogenous ... rare): - Reye syndrome ... deficiency #Ammonia #Pathophysiology
Lactic Acidosis - Overview and Pathophysiology
Lactic acid is an endogenous substrate for gluconeogenesis, that is constantly
- Overview and Pathophysiology ... Lactic acid is an endogenous ... with exercise/activity ... why LR does not cause ... differential #diagnosis #pathophysiology