19 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
: • 3 syndromes ... • CT: Halo sign ... of a "flu-like syndrome ... ), anemia, arthralgia ... #AIDS #pulmonary
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Water - Pus ... Hepatopulmonary syndrome ... Transverse myelitis • Hematology ... : - Anemia • ... #pulmonary
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Hemolytic anemia ... deficiencies - PNH ... Streptococcus pneumoniae ... • HCV, HBV Not ... #rheumatology #
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Extravascular Causes ... ) - HELLP syndrome ... hemoglobinuria (PNH ... disorders, Mycoplasma pneumoniae ... #anemia
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... pleura in severe cases ... Respiratory Distress Syndrome ... submassive PE) POCUS ... #Lung #POCUS #ultrasound
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
Bilateral B-Lines in case ... of Pneumonia on ... pulm edema not PNA ... /lung sliding: Pulmonary ... partially seen shred sign
Refeeding Syndrome: Pathogenesis and clinical findings

Patients at Risk of Refeeding Syndrome:
 - Little or no nutritional
- CHF - Pulmonary ... hemolysis - anemia ... - CNS: Tremors ... #diagnosis #pathophysiology ... #symptoms #signs
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Lung Abscess Pathophysiology ... Leukocytosis, anemia ... Lung #Abscess #pulmonary ... #differential #causes
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Mounier-Kuhn syndrome ... Infection: TB, NTM, PNA ... dyskinesia • Young syndrome ... Nasal polyps and signs ... , CCP, ANCA • HIV
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Hematological: - HIT ... • Nephrotic Syndrome ... coagulation and other causes ... Venous #Arterial #pathophysiology ... #hematology #differential