28 results
Anaplasma Infection - Anaplasma phagocytophilum
Pathophysiology: 
 • Obligate, intracellular bacteria
 • Transmitted via blacklegged tick —
phagocytophilum Pathophysiology ... within morulae Signs ... and symptoms: ... bite • Fever, headache ... Anaplasma #Infection #diagnosis
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... without an obvious cause ... signs or symptoms ... #differential #diagnosis ... #neurology
Extrapulmonary manifestations of COVID-19
 • Neurologic: Headaches, Dizziness, Encephalopathy, Guillain-Barré, Ageusia, Myalgia, Anosmia, Stroke
 • Renal:
of COVID-19 • Neurologic ... : Headaches, Dizziness ... arrhythmias, Cardiogenic shock ... Extrapulmonary #Diagnosis ... #Signs #Symptoms
Clinical manifestations of anaphylaxis. 
Neurological (<15%): Dizziness, syncope, seizures, Confusion, impending doom. headache
Angioedema: Lips, tongue, orbit,
impending doom. headache ... arrest GI (>40%): Nausea ... #anaphylaxis #signs ... #symptoms #diagnosis ... #criteria #allergy
Stages of Migraine
 • Prodromal or Premonitory Phase (1-2 days): Fatigue, Yawning, Food cravings, Pallor, Nausea,
cravings, Pallor, Nausea ... fulfilling the migraine criteria ... days/weeks): No symptoms ... Migraine #Stages #diagnosis ... #neurology #headache
Biphasic Illness of Leptospirosis
Some patients do not progress to severe disease. Others, rapidly develop severe disease
brief interval symptom ... • Fever • Headache ... hemorrhage • ARDS • Shock ... Biphasic #Phases #Diagnosis ... #Illness #Signs
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
share the same pathophysiology ... • Other rare causes ... Pressure: • Headache ... Overproduction #diagnosis ... #signs #symptoms
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
- Differential Diagnosis ... Collapse: • Pathophysiology ... → Syncope • Signs ... /Symptoms: - Lightheadedness ... #causes #stroke
Manifestations of Anaphylaxis by Body System

Dermatologic/mucosal

 - Eyes: periorbital swelling/erythema, injected conjunctiva, tears

 - Oral mucosa:
: bradycardia, shock ... abdominal cramps Neurologic ... - Throbbing headache ... #Allergy #Signs ... #Symptoms #Anaphylaxis
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
- Differential Diagnosis ... capillaries • Criteria ... • Signs/Symptoms ... • Signs/Symptoms ... #differential #diagnosis