13 results
Disseminated Gonococcal Infection - Diagnosis and Management Summary

Bacteremic spread of the Gram-negative diplococci Neisseria gonorrhoeae. History
Laboratory Diagnosis ... the preferred test ... testing of skin ... typically part of the workup ... joints, knees, wrists
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential ... Diagnosis and Workup ... procedures - Infection ... smear, HIV/HCV testing ... changes), high MCV anemia
Major neurocognitive disorders (MNCD): Diagnosis and workup 

1) Clinical diagnosis Cognitive impairment + loss of autonomy
2)
deficiency, ... laboratory ... tests + imaging ... Alzheimer - 1st cause ... - Progressive amnesia ... MNCD #Dementia #Differential
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... Bronchoscopy Laboratory ... Sweat chloride test ... Bronchiectasis #pulmonary #differential
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
TTP - Laboratory ... value is low, tests ... result in severe anemia ... differential - ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup
Allopecia - Differential Diagnosis Framework for Hair Loss

Localized / Focal Hair Loss Pattern:
 • Scarring Alopecia:
Allopecia - Differential ... disease • Pull test ... texture at bald spots ... fungi Initial Laboratory ... Tests: • TSH
Lactic Acidosis - Differential Diagnosis Framework

Type A: Impaired O2 Delivery (DO2)
 • Decreased O2 Delivery: Hypotension
Lactic Acidosis - Differential ... Shock, Severe Anemia ... Beta-Agonists, ↑ work ... separate D-lactate testing ... • Seen in Short
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
formed or don’t work ... Pinpoint-sized red spots ... • Parvovirus infection ... Workup: • Complete ... blood count with differential
Recommended initial testing for patients being evaluated for glomerular disease 

24-hour urine collection - Quantify proteinuria.
Spot PC (protein ... C3, C4 - Test for ... present) - These infections ... are common causes ... #workup #diagnosis
Fever After International Travel

Infectious Disease:
• Endemic in either the destination or home region

Viral Syndromes:
Arboviral infections, a
, a common cause ... No hemolytic anemia ... polymerase-chain-reaction (PCR) testing ... possibly PCR testing ... Fever #Travel #Differential